56705113 has 2 divisors, whose sum is σ = 56705114. Its totient is φ = 56705112.

The previous prime is 56705087. The next prime is 56705123. The reversal of 56705113 is 31150765.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28858384 + 27846729 = 5372^2 + 5277^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56705113 is a prime.

It is not a weakly prime, because it can be changed into another prime (56705123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28352556 + 28352557.

It is an arithmetic number, because the mean of its divisors is an integer number (28352557).

Almost surely, 2^56705113 is an apocalyptic number.

It is an amenable number.

56705113 is a deficient number, since it is larger than the sum of its proper divisors (1).

56705113 is an equidigital number, since it uses as much as digits as its factorization.

56705113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 56705113 is about 7530.2797424797. The cubic root of 56705113 is about 384.1852969468.

Adding to 56705113 its reverse (31150765), we get a palindrome (87855878).

The spelling of 56705113 in words is "fifty-six million, seven hundred five thousand, one hundred thirteen".