132909631 has 2 divisors, whose sum is σ = 132909632. Its totient is φ = 132909630.

The previous prime is 132909611. The next prime is 132909649. The reversal of 132909631 is 136909231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 132909631 - 2⁵ = 132909599 is a prime.

It is a super-2 number, since 2×132909631² = 35329940025112322, which contains 22 as substring.

It is equal to p_7533772 and since 132909631 and 7533772 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132909611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66454815 + 66454816.

It is an arithmetic number, because the mean of its divisors is an integer number (66454816).

Almost surely, 2^132909631 is an apocalyptic number.

132909631 is a deficient number, since it is larger than the sum of its proper divisors (1).

132909631 is an equidigital number, since it uses as much as digits as its factorization.

132909631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 132909631 is about 11528.6439358669. The cubic root of 132909631 is about 510.3312355462.

The spelling of 132909631 in words is "one hundred thirty-two million, nine hundred nine thousand, six hundred thirty-one".