5157372457 has 2 divisors, whose sum is σ = 5157372458. Its totient is φ = 5157372456.

The previous prime is 5157372449. The next prime is 5157372491. The reversal of 5157372457 is 7542737515.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3138128361 + 2019244096 = 56019^2 + 44936^2 .

It is a cyclic number.

It is not a de Polignac number, because 5157372457 - 2³ = 5157372449 is a prime.

It is not a weakly prime, because it can be changed into another prime (5157372757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2578686228 + 2578686229.

It is an arithmetic number, because the mean of its divisors is an integer number (2578686229).

Almost surely, 2^5157372457 is an apocalyptic number.

It is an amenable number.

5157372457 is a deficient number, since it is larger than the sum of its proper divisors (1).

5157372457 is an equidigital number, since it uses as much as digits as its factorization.

5157372457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1029000, while the sum is 46.

The square root of 5157372457 is about 71814.8484437585. The cubic root of 5157372457 is about 1727.7311584547.

The spelling of 5157372457 in words is "five billion, one hundred fifty-seven million, three hundred seventy-two thousand, four hundred fifty-seven".