42713057 has 2 divisors, whose sum is σ = 42713058. Its totient is φ = 42713056.

The previous prime is 42713039. The next prime is 42713081. The reversal of 42713057 is 75031724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31091776 + 11621281 = 5576^2 + 3409^2 .

It is a cyclic number.

It is not a de Polignac number, because 42713057 - 2²⁴ = 25935841 is a prime.

It is not a weakly prime, because it can be changed into another prime (42713017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21356528 + 21356529.

It is an arithmetic number, because the mean of its divisors is an integer number (21356529).

Almost surely, 2^42713057 is an apocalyptic number.

It is an amenable number.

42713057 is a deficient number, since it is larger than the sum of its proper divisors (1).

42713057 is an equidigital number, since it uses as much as digits as its factorization.

42713057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 42713057 is about 6535.5227028907. The cubic root of 42713057 is about 349.5587828018.

The spelling of 42713057 in words is "forty-two million, seven hundred thirteen thousand, fifty-seven".