39541057 has 2 divisors, whose sum is σ = 39541058. Its totient is φ = 39541056.

The previous prime is 39541013. The next prime is 39541063. The reversal of 39541057 is 75014593.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39388176 + 152881 = 6276^2 + 391^2 .

It is an emirp because it is prime and its reverse (75014593) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39541057 is a prime.

It is not a weakly prime, because it can be changed into another prime (39541067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19770528 + 19770529.

It is an arithmetic number, because the mean of its divisors is an integer number (19770529).

Almost surely, 2^39541057 is an apocalyptic number.

It is an amenable number.

39541057 is a deficient number, since it is larger than the sum of its proper divisors (1).

39541057 is an equidigital number, since it uses as much as digits as its factorization.

39541057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 39541057 is about 6288.1680162031. The cubic root of 39541057 is about 340.6821856911.

The spelling of 39541057 in words is "thirty-nine million, five hundred forty-one thousand, fifty-seven".