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132031331 is a prime number
BaseRepresentation
bin1111101111010…
…10001101100011
3100012102212221022
413313222031203
5232300000311
621033520055
73162150665
oct767521543
9305385838
10132031331
116858a103
123827302b
132147a263
141376c535
15b8d05db
hex7dea363

132031331 has 2 divisors, whose sum is σ = 132031332. Its totient is φ = 132031330.

The previous prime is 132031327. The next prime is 132031391. The reversal of 132031331 is 133130231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132031331 - 22 = 132031327 is a prime.

It is a super-2 number, since 2×1320313312 = 34864544731263122, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (132031301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66015665 + 66015666.

It is an arithmetic number, because the mean of its divisors is an integer number (66015666).

Almost surely, 2132031331 is an apocalyptic number.

132031331 is a deficient number, since it is larger than the sum of its proper divisors (1).

132031331 is an equidigital number, since it uses as much as digits as its factorization.

132031331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 132031331 is about 11490.4887189362. The cubic root of 132031331 is about 509.2046181929.

Adding to 132031331 its reverse (133130231), we get a palindrome (265161562).

The spelling of 132031331 in words is "one hundred thirty-two million, thirty-one thousand, three hundred thirty-one".