5117557 has 2 divisors, whose sum is σ = 5117558. Its totient is φ = 5117556.

The previous prime is 5117551. The next prime is 5117587. The reversal of 5117557 is 7557115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3964081 + 1153476 = 1991^2 + 1074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5117557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5117551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2558778 + 2558779.

It is an arithmetic number, because the mean of its divisors is an integer number (2558779).

Almost surely, 2^5117557 is an apocalyptic number.

It is an amenable number.

5117557 is a deficient number, since it is larger than the sum of its proper divisors (1).

5117557 is an equidigital number, since it uses as much as digits as its factorization.

5117557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6125, while the sum is 31.

The square root of 5117557 is about 2262.2018035533. The cubic root of 5117557 is about 172.3273579042.

It can be divided in two parts, 5 and 117557, that multiplied together give a palindrome (587785).

The spelling of 5117557 in words is "five million, one hundred seventeen thousand, five hundred fifty-seven".