232149397 has 2 divisors, whose sum is σ = 232149398. Its totient is φ = 232149396.

The previous prime is 232149383. The next prime is 232149413. The reversal of 232149397 is 793941232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222576561 + 9572836 = 14919^2 + 3094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232149397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232144397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116074698 + 116074699.

It is an arithmetic number, because the mean of its divisors is an integer number (116074699).

Almost surely, 2^232149397 is an apocalyptic number.

It is an amenable number.

232149397 is a deficient number, since it is larger than the sum of its proper divisors (1).

232149397 is an equidigital number, since it uses as much as digits as its factorization.

232149397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 40.

The square root of 232149397 is about 15236.4496192519. The cubic root of 232149397 is about 614.5952319269.

The spelling of 232149397 in words is "two hundred thirty-two million, one hundred forty-nine thousand, three hundred ninety-seven".