57365069 has 2 divisors, whose sum is σ = 57365070. Its totient is φ = 57365068.

The previous prime is 57365017. The next prime is 57365081. The reversal of 57365069 is 96056375.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51652969 + 5712100 = 7187^2 + 2390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57365069 is a prime.

It is a super-2 number, since 2×57365069² = 6581502282749522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57361069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28682534 + 28682535.

It is an arithmetic number, because the mean of its divisors is an integer number (28682535).

Almost surely, 2^57365069 is an apocalyptic number.

It is an amenable number.

57365069 is a deficient number, since it is larger than the sum of its proper divisors (1).

57365069 is an equidigital number, since it uses as much as digits as its factorization.

57365069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100, while the sum is 41.

The square root of 57365069 is about 7573.9731317189. The cubic root of 57365069 is about 385.6699842450.

The spelling of 57365069 in words is "fifty-seven million, three hundred sixty-five thousand, sixty-nine".