56713297 has 2 divisors, whose sum is σ = 56713298. Its totient is φ = 56713296.

The previous prime is 56713277. The next prime is 56713313. The reversal of 56713297 is 79231765.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55711296 + 1002001 = 7464^2 + 1001^2 .

It is a cyclic number.

It is not a de Polignac number, because 56713297 - 2⁷ = 56713169 is a prime.

It is a super-2 number, since 2×56713297² = 6432796113220418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56713277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28356648 + 28356649.

It is an arithmetic number, because the mean of its divisors is an integer number (28356649).

Almost surely, 2^56713297 is an apocalyptic number.

It is an amenable number.

56713297 is a deficient number, since it is larger than the sum of its proper divisors (1).

56713297 is an equidigital number, since it uses as much as digits as its factorization.

56713297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 40.

The square root of 56713297 is about 7530.8231289813. The cubic root of 56713297 is about 384.2037786501.

The spelling of 56713297 in words is "fifty-six million, seven hundred thirteen thousand, two hundred ninety-seven".