5115979 has 4 divisors (see below), whose sum is σ = 5581080. Its totient is φ = 4650880.

The previous prime is 5115947. The next prime is 5116039. The reversal of 5115979 is 9795115.

It is a happy number.

5115979 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5115979 - 2⁵ = 5115947 is a prime.

It is a super-2 number, since 2×5115979² = 52346482256882, which contains 22 as substring.

It is a Duffinian number.

5115979 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5115379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232534 + ... + 232555.

It is an arithmetic number, because the mean of its divisors is an integer number (1395270).

Almost surely, 2^5115979 is an apocalyptic number.

5115979 is a deficient number, since it is larger than the sum of its proper divisors (465101).

5115979 is a wasteful number, since it uses less digits than its factorization.

5115979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465100.

The product of its digits is 14175, while the sum is 37.

The square root of 5115979 is about 2261.8530014128. The cubic root of 5115979 is about 172.3096436884.

The spelling of 5115979 in words is "five million, one hundred fifteen thousand, nine hundred seventy-nine".