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132012533 = 373353921
BaseRepresentation
bin1111101111001…
…01100111110101
3100012101221011002
413313211213311
5232243400113
621033253045
73162042122
oct767454765
9305357132
10132012533
1168576a74
1238264185
1321471833
1413765749
15b8c9c58
hex7de59f5

132012533 has 4 divisors (see below), whose sum is σ = 132366828. Its totient is φ = 131658240.

The previous prime is 132012527. The next prime is 132012541. The reversal of 132012533 is 335210231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 335210231 = 1871179161.

It can be written as a sum of positive squares in 2 ways, for example, as 53831569 + 78180964 = 7337^2 + 8842^2 .

It is a cyclic number.

It is not a de Polignac number, because 132012533 - 28 = 132012277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132012583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176588 + ... + 177333.

It is an arithmetic number, because the mean of its divisors is an integer number (33091707).

Almost surely, 2132012533 is an apocalyptic number.

It is an amenable number.

132012533 is a deficient number, since it is larger than the sum of its proper divisors (354295).

132012533 is an equidigital number, since it uses as much as digits as its factorization.

132012533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354294.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 132012533 is about 11489.6707089455. The cubic root of 132012533 is about 509.1804509929.

Adding to 132012533 its reverse (335210231), we get a palindrome (467222764).

The spelling of 132012533 in words is "one hundred thirty-two million, twelve thousand, five hundred thirty-three".

Divisors: 1 373 353921 132012533