12413657 has 2 divisors, whose sum is σ = 12413658. Its totient is φ = 12413656.

The previous prime is 12413651. The next prime is 12413701. The reversal of 12413657 is 75631421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12187081 + 226576 = 3491^2 + 476^2 .

It is a cyclic number.

It is not a de Polignac number, because 12413657 - 2⁴ = 12413641 is a prime.

It is a super-2 number, since 2×12413657² = 308197760227298, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12413651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6206828 + 6206829.

It is an arithmetic number, because the mean of its divisors is an integer number (6206829).

Almost surely, 2^12413657 is an apocalyptic number.

It is an amenable number.

12413657 is a deficient number, since it is larger than the sum of its proper divisors (1).

12413657 is an equidigital number, since it uses as much as digits as its factorization.

12413657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 29.

The square root of 12413657 is about 3523.3020023836. The cubic root of 12413657 is about 231.5438483152.

The spelling of 12413657 in words is "twelve million, four hundred thirteen thousand, six hundred fifty-seven".