57106319 has 2 divisors, whose sum is σ = 57106320. Its totient is φ = 57106318.

The previous prime is 57106303. The next prime is 57106321. The reversal of 57106319 is 91360175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57106319 - 2⁴ = 57106303 is a prime.

It is a super-2 number, since 2×57106319² = 6522263339459522, which contains 22 as substring.

Together with 57106321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57106339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28553159 + 28553160.

It is an arithmetic number, because the mean of its divisors is an integer number (28553160).

Almost surely, 2^57106319 is an apocalyptic number.

57106319 is a deficient number, since it is larger than the sum of its proper divisors (1).

57106319 is an equidigital number, since it uses as much as digits as its factorization.

57106319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 57106319 is about 7556.8723027454. The cubic root of 57106319 is about 385.0892445049.

The spelling of 57106319 in words is "fifty-seven million, one hundred six thousand, three hundred nineteen".