57813803 has 2 divisors, whose sum is σ = 57813804. Its totient is φ = 57813802.

The previous prime is 57813799. The next prime is 57813817. The reversal of 57813803 is 30831875.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57813803 - 2² = 57813799 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (57813703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28906901 + 28906902.

It is an arithmetic number, because the mean of its divisors is an integer number (28906902).

Almost surely, 2^57813803 is an apocalyptic number.

57813803 is a deficient number, since it is larger than the sum of its proper divisors (1).

57813803 is an equidigital number, since it uses as much as digits as its factorization.

57813803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 57813803 is about 7603.5388471422. The cubic root of 57813803 is about 386.6729983935.

The spelling of 57813803 in words is "fifty-seven million, eight hundred thirteen thousand, eight hundred three".