42111341057 has 2 divisors, whose sum is σ = 42111341058. Its totient is φ = 42111341056.

The previous prime is 42111341029. The next prime is 42111341123. The reversal of 42111341057 is 75014311124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31076048656 + 11035292401 = 176284^2 + 105049^2 .

It is a cyclic number.

It is not a de Polignac number, because 42111341057 - 2⁶ = 42111340993 is a prime.

It is not a weakly prime, because it can be changed into another prime (42111341557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21055670528 + 21055670529.

It is an arithmetic number, because the mean of its divisors is an integer number (21055670529).

Almost surely, 2^42111341057 is an apocalyptic number.

It is an amenable number.

42111341057 is a deficient number, since it is larger than the sum of its proper divisors (1).

42111341057 is an equidigital number, since it uses as much as digits as its factorization.

42111341057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 42111341057 in words is "forty-two billion, one hundred eleven million, three hundred forty-one thousand, fifty-seven".