57236713 has 2 divisors, whose sum is σ = 57236714. Its totient is φ = 57236712.

The previous prime is 57236653. The next prime is 57236723. The reversal of 57236713 is 31763275.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53406864 + 3829849 = 7308^2 + 1957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57236713 is a prime.

It is not a weakly prime, because it can be changed into another prime (57236723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28618356 + 28618357.

It is an arithmetic number, because the mean of its divisors is an integer number (28618357).

Almost surely, 2^57236713 is an apocalyptic number.

It is an amenable number.

57236713 is a deficient number, since it is larger than the sum of its proper divisors (1).

57236713 is an equidigital number, since it uses as much as digits as its factorization.

57236713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 34.

The square root of 57236713 is about 7565.4948945855. The cubic root of 57236713 is about 385.3821201909.

Adding to 57236713 its reverse (31763275), we get a palindrome (88999988).

The spelling of 57236713 in words is "fifty-seven million, two hundred thirty-six thousand, seven hundred thirteen".