42059057 has 2 divisors, whose sum is σ = 42059058. Its totient is φ = 42059056.

The previous prime is 42059041. The next prime is 42059089. The reversal of 42059057 is 75095024.

It is an a-pointer prime, because the next prime (42059089) can be obtained adding 42059057 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42003361 + 55696 = 6481^2 + 236^2 .

It is a cyclic number.

It is not a de Polignac number, because 42059057 - 2⁴ = 42059041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42059257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21029528 + 21029529.

It is an arithmetic number, because the mean of its divisors is an integer number (21029529).

Almost surely, 2^42059057 is an apocalyptic number.

It is an amenable number.

42059057 is a deficient number, since it is larger than the sum of its proper divisors (1).

42059057 is an equidigital number, since it uses as much as digits as its factorization.

42059057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 42059057 is about 6485.2954443109. The cubic root of 42059057 is about 347.7655117608.

The spelling of 42059057 in words is "forty-two million, fifty-nine thousand, fifty-seven".