51575113 has 2 divisors, whose sum is σ = 51575114. Its totient is φ = 51575112.

The previous prime is 51575099. The next prime is 51575123. The reversal of 51575113 is 31157515.

51575113 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., 44462224 + 7112889 = 6668^2 + 2667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51575113 is a prime.

It is not a weakly prime, because it can be changed into another prime (51575123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25787556 + 25787557.

It is an arithmetic number, because the mean of its divisors is an integer number (25787557).

Almost surely, 2^51575113 is an apocalyptic number.

It is an amenable number.

51575113 is a deficient number, since it is larger than the sum of its proper divisors (1).

51575113 is an equidigital number, since it uses as much as digits as its factorization.

51575113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2625, while the sum is 28.

The square root of 51575113 is about 7181.5815110601. The cubic root of 51575113 is about 372.2317345390.

The spelling of 51575113 in words is "fifty-one million, five hundred seventy-five thousand, one hundred thirteen".