13975057 has 2 divisors, whose sum is σ = 13975058. Its totient is φ = 13975056.

The previous prime is 13975033. The next prime is 13975063. The reversal of 13975057 is 75057931.

It is a happy number.

13975057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13242321 + 732736 = 3639^2 + 856^2 .

It is a cyclic number.

It is not a de Polignac number, because 13975057 - 2⁷ = 13974929 is a prime.

It is not a weakly prime, because it can be changed into another prime (13975097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6987528 + 6987529.

It is an arithmetic number, because the mean of its divisors is an integer number (6987529).

Almost surely, 2^13975057 is an apocalyptic number.

It is an amenable number.

13975057 is a deficient number, since it is larger than the sum of its proper divisors (1).

13975057 is an equidigital number, since it uses as much as digits as its factorization.

13975057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33075, while the sum is 37.

The square root of 13975057 is about 3738.3227522513. The cubic root of 13975057 is about 240.8710075706.

The spelling of 13975057 in words is "thirteen million, nine hundred seventy-five thousand, fifty-seven".