57170413 has 2 divisors, whose sum is σ = 57170414. Its totient is φ = 57170412.

The previous prime is 57170401. The next prime is 57170419. The reversal of 57170413 is 31407175.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33385284 + 23785129 = 5778^2 + 4877^2 .

It is a cyclic number.

It is not a de Polignac number, because 57170413 - 2⁵ = 57170381 is a prime.

It is a super-2 number, since 2×57170413² = 6536912245181138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57170419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28585206 + 28585207.

It is an arithmetic number, because the mean of its divisors is an integer number (28585207).

Almost surely, 2^57170413 is an apocalyptic number.

It is an amenable number.

57170413 is a deficient number, since it is larger than the sum of its proper divisors (1).

57170413 is an equidigital number, since it uses as much as digits as its factorization.

57170413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 57170413 is about 7561.1118891338. Note that the first 3 decimals coincide. The cubic root of 57170413 is about 385.2332605683.

Adding to 57170413 its reverse (31407175), we get a palindrome (88577588).

The spelling of 57170413 in words is "fifty-seven million, one hundred seventy thousand, four hundred thirteen".