5139513 has 12 divisors (see below), whose sum is σ = 7452900. Its totient is φ = 3412896.

The previous prime is 5139509. The next prime is 5139517. The reversal of 5139513 is 3159315.

5139513 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5139509) and next prime (5139517).

It can be written as a sum of positive squares in 2 ways, for example, as 4549689 + 589824 = 2133^2 + 768^2 .

It is not a de Polignac number, because 5139513 - 2² = 5139509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5139517) 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, 1663 + ... + 3611.

It is an arithmetic number, because the mean of its divisors is an integer number (621075).

Almost surely, 2^5139513 is an apocalyptic number.

It is an amenable number.

5139513 is a deficient number, since it is larger than the sum of its proper divisors (2313387).

5139513 is a wasteful number, since it uses less digits than its factorization.

5139513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248 (or 2245 counting only the distinct ones).

The product of its digits is 2025, while the sum is 27.

The square root of 5139513 is about 2267.0494039610. The cubic root of 5139513 is about 172.5734532800.

The spelling of 5139513 in words is "five million, one hundred thirty-nine thousand, five hundred thirteen".