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133014131 = 208363857
BaseRepresentation
bin1111110110110…
…10001001110011
3100021021211002022
413323122021303
5233022423011
621110542055
73203413205
oct773321163
9307254068
10133014131
11690a0538
123866792b
13217326b3
1413946775
15ba268db
hex7eda273

133014131 has 4 divisors (see below), whose sum is σ = 133080072. Its totient is φ = 132948192.

The previous prime is 133014109. The next prime is 133014139. The reversal of 133014131 is 131410331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133014131 - 226 = 65905267 is a prime.

It is a super-2 number, since 2×1330141312 = 35385518091370322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133014139) 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 in 3 ways as a sum of consecutive naturals, for example, 29846 + ... + 34011.

It is an arithmetic number, because the mean of its divisors is an integer number (33270018).

Almost surely, 2133014131 is an apocalyptic number.

133014131 is a deficient number, since it is larger than the sum of its proper divisors (65941).

133014131 is an equidigital number, since it uses as much as digits as its factorization.

133014131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65940.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 133014131 is about 11533.1752349472. The cubic root of 133014131 is about 510.4649495668.

Adding to 133014131 its reverse (131410331), we get a palindrome (264424462).

The spelling of 133014131 in words is "one hundred thirty-three million, fourteen thousand, one hundred thirty-one".

Divisors: 1 2083 63857 133014131