57135019 has 2 divisors, whose sum is σ = 57135020. Its totient is φ = 57135018.

The previous prime is 57134971. The next prime is 57135031. The reversal of 57135019 is 91053175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57135019 - 2¹³ = 57126827 is a prime.

It is a super-2 number, since 2×57135019² = 6528820792260722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57136019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28567509 + 28567510.

It is an arithmetic number, because the mean of its divisors is an integer number (28567510).

Almost surely, 2^57135019 is an apocalyptic number.

57135019 is a deficient number, since it is larger than the sum of its proper divisors (1).

57135019 is an equidigital number, since it uses as much as digits as its factorization.

57135019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4725, while the sum is 31.

The square root of 57135019 is about 7558.7709979864. The cubic root of 57135019 is about 385.1537453082.

The spelling of 57135019 in words is "fifty-seven million, one hundred thirty-five thousand, nineteen".