5118557 has 2 divisors, whose sum is σ = 5118558. Its totient is φ = 5118556.

The previous prime is 5118517. The next prime is 5118569. The reversal of 5118557 is 7558115.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3076516 + 2042041 = 1754^2 + 1429^2 .

It is a cyclic number.

It is not a de Polignac number, because 5118557 - 2¹⁰ = 5117533 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 (5118517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2559278 + 2559279.

It is an arithmetic number, because the mean of its divisors is an integer number (2559279).

Almost surely, 2^5118557 is an apocalyptic number.

It is an amenable number.

5118557 is a deficient number, since it is larger than the sum of its proper divisors (1).

5118557 is an equidigital number, since it uses as much as digits as its factorization.

5118557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7000, while the sum is 32.

The square root of 5118557 is about 2262.4228163630. The cubic root of 5118557 is about 172.3385817579.

The spelling of 5118557 in words is "five million, one hundred eighteen thousand, five hundred fifty-seven".