5139557 has 12 divisors (see below), whose sum is σ = 5669280. Its totient is φ = 4649832.

The previous prime is 5139551. The next prime is 5139581. The reversal of 5139557 is 7559315.

It is not a de Polignac number, because 5139557 - 2⁶ = 5139493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5139551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7994 + ... + 8612.

It is an arithmetic number, because the mean of its divisors is an integer number (472440).

Almost surely, 2^5139557 is an apocalyptic number.

It is an amenable number.

5139557 is a deficient number, since it is larger than the sum of its proper divisors (529723).

5139557 is a wasteful number, since it uses less digits than its factorization.

5139557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680 (or 661 counting only the distinct ones).

The product of its digits is 23625, while the sum is 35.

The square root of 5139557 is about 2267.0591081840. The cubic root of 5139557 is about 172.5739457528.

The spelling of 5139557 in words is "five million, one hundred thirty-nine thousand, five hundred fifty-seven".