15960457 has 2 divisors, whose sum is σ = 15960458. Its totient is φ = 15960456.

The previous prime is 15960419. The next prime is 15960481. The reversal of 15960457 is 75406951.

15960457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14280841 + 1679616 = 3779^2 + 1296^2 .

It is a cyclic number.

It is not a de Polignac number, because 15960457 - 2²³ = 7571849 is a prime.

It is not a weakly prime, because it can be changed into another prime (15960557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7980228 + 7980229.

It is an arithmetic number, because the mean of its divisors is an integer number (7980229).

Almost surely, 2^15960457 is an apocalyptic number.

It is an amenable number.

15960457 is a deficient number, since it is larger than the sum of its proper divisors (1).

15960457 is an equidigital number, since it uses as much as digits as its factorization.

15960457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 15960457 is about 3995.0540672186. The cubic root of 15960457 is about 251.7764509884.

The spelling of 15960457 in words is "fifteen million, nine hundred sixty thousand, four hundred fifty-seven".