57113399 has 8 divisors (see below), whose sum is σ = 65328000. Its totient is φ = 48912696.

The previous prime is 57113341. The next prime is 57113431. The reversal of 57113399 is 99331175.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57113399 - 2¹² = 57109303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57113099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7772 + ... + 13214.

It is an arithmetic number, because the mean of its divisors is an integer number (8166000).

Almost surely, 2^57113399 is an apocalyptic number.

57113399 is a deficient number, since it is larger than the sum of its proper divisors (8214601).

57113399 is a wasteful number, since it uses less digits than its factorization.

57113399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6949.

The product of its digits is 25515, while the sum is 38.

The square root of 57113399 is about 7557.3407359997. The cubic root of 57113399 is about 385.1051582089.

The spelling of 57113399 in words is "fifty-seven million, one hundred thirteen thousand, three hundred ninety-nine".