5120657 has 2 divisors, whose sum is σ = 5120658. Its totient is φ = 5120656.

The previous prime is 5120629. The next prime is 5120677. The reversal of 5120657 is 7560215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3690241 + 1430416 = 1921^2 + 1196^2 .

It is a cyclic number.

It is not a de Polignac number, because 5120657 - 2¹⁰ = 5119633 is a prime.

It is a super-2 number, since 2×5120657² = 52442256223298, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5120677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560328 + 2560329.

It is an arithmetic number, because the mean of its divisors is an integer number (2560329).

Almost surely, 2^5120657 is an apocalyptic number.

It is an amenable number.

5120657 is a deficient number, since it is larger than the sum of its proper divisors (1).

5120657 is an equidigital number, since it uses as much as digits as its factorization.

5120657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 5120657 is about 2262.8868730009. The cubic root of 5120657 is about 172.3621470934.

The spelling of 5120657 in words is "five million, one hundred twenty thousand, six hundred fifty-seven".