5157557 has 2 divisors, whose sum is σ = 5157558. Its totient is φ = 5157556.

The previous prime is 5157547. The next prime is 5157571. The reversal of 5157557 is 7557515.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5134756 + 22801 = 2266^2 + 151^2 .

It is a cyclic number.

It is not a de Polignac number, because 5157557 - 2¹⁰ = 5156533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5157517) 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, 2578778 + 2578779.

It is an arithmetic number, because the mean of its divisors is an integer number (2578779).

Almost surely, 2^5157557 is an apocalyptic number.

It is an amenable number.

5157557 is a deficient number, since it is larger than the sum of its proper divisors (1).

5157557 is an equidigital number, since it uses as much as digits as its factorization.

5157557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30625, while the sum is 35.

The square root of 5157557 is about 2271.0255392663. The cubic root of 5157557 is about 172.7751765646.

The spelling of 5157557 in words is "five million, one hundred fifty-seven thousand, five hundred fifty-seven".