5115515 has 8 divisors (see below), whose sum is σ = 6166368. Its totient is φ = 4073920.

The previous prime is 5115511. The next prime is 5115533. The reversal of 5115515 is 5155115.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5115515 - 2² = 5115511 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5115511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031 + ... + 3360.

It is an arithmetic number, because the mean of its divisors is an integer number (770796).

Almost surely, 2^5115515 is an apocalyptic number.

5115515 is a deficient number, since it is larger than the sum of its proper divisors (1050853).

5115515 is a wasteful number, since it uses less digits than its factorization.

5115515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4629.

The product of its digits is 625, while the sum is 23.

The square root of 5115515 is about 2261.7504283187. The cubic root of 5115515 is about 172.3044342527.

The spelling of 5115515 in words is "five million, one hundred fifteen thousand, five hundred fifteen".