56070317 has 2 divisors, whose sum is σ = 56070318. Its totient is φ = 56070316.

The previous prime is 56070293. The next prime is 56070331. The reversal of 56070317 is 71307065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48038761 + 8031556 = 6931^2 + 2834^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56070317 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56070317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56070017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28035158 + 28035159.

It is an arithmetic number, because the mean of its divisors is an integer number (28035159).

Almost surely, 2^56070317 is an apocalyptic number.

It is an amenable number.

56070317 is a deficient number, since it is larger than the sum of its proper divisors (1).

56070317 is an equidigital number, since it uses as much as digits as its factorization.

56070317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 56070317 is about 7488.0115518073. The cubic root of 56070317 is about 382.7463024127.

The spelling of 56070317 in words is "fifty-six million, seventy thousand, three hundred seventeen".