56113397 has 2 divisors, whose sum is σ = 56113398. Its totient is φ = 56113396.

The previous prime is 56113373. The next prime is 56113411. The reversal of 56113397 is 79331165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44009956 + 12103441 = 6634^2 + 3479^2 .

It is a cyclic number.

It is not a de Polignac number, because 56113397 - 2⁶ = 56113333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56113367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28056698 + 28056699.

It is an arithmetic number, because the mean of its divisors is an integer number (28056699).

Almost surely, 2^56113397 is an apocalyptic number.

It is an amenable number.

56113397 is a deficient number, since it is larger than the sum of its proper divisors (1).

56113397 is an equidigital number, since it uses as much as digits as its factorization.

56113397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17010, while the sum is 35.

The square root of 56113397 is about 7490.8875976082. The cubic root of 56113397 is about 382.8443013214.

The spelling of 56113397 in words is "fifty-six million, one hundred thirteen thousand, three hundred ninety-seven".