232907540909 has 2 divisors, whose sum is σ = 232907540910. Its totient is φ = 232907540908.

The previous prime is 232907540903. The next prime is 232907540939. The reversal of 232907540909 is 909045709232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179000917225 + 53906623684 = 423085^2 + 232178^2 .

It is a cyclic number.

It is not a de Polignac number, because 232907540909 - 2²⁰ = 232906492333 is a prime.

It is a super-2 number, since 2×232907540909² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232907540903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116453770454 + 116453770455.

It is an arithmetic number, because the mean of its divisors is an integer number (116453770455).

Almost surely, 2^232907540909 is an apocalyptic number.

It is an amenable number.

232907540909 is a deficient number, since it is larger than the sum of its proper divisors (1).

232907540909 is an equidigital number, since it uses as much as digits as its factorization.

232907540909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 232907540909 in words is "two hundred thirty-two billion, nine hundred seven million, five hundred forty thousand, nine hundred nine".