57070799 has 2 divisors, whose sum is σ = 57070800. Its totient is φ = 57070798.

The previous prime is 57070711. The next prime is 57070841. The reversal of 57070799 is 99707075.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57070799 is a prime.

It is a Chen prime.

It is equal to p_3398399 and since 57070799 and 3398399 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57070099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28535399 + 28535400.

It is an arithmetic number, because the mean of its divisors is an integer number (28535400).

Almost surely, 2^57070799 is an apocalyptic number.

57070799 is a deficient number, since it is larger than the sum of its proper divisors (1).

57070799 is an equidigital number, since it uses as much as digits as its factorization.

57070799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138915, while the sum is 44.

The square root of 57070799 is about 7554.5217585232. The cubic root of 57070799 is about 385.0093864018.

The spelling of 57070799 in words is "fifty-seven million, seventy thousand, seven hundred ninety-nine".