516113215 has 16 divisors (see below), whose sum is σ = 646891200. Its totient is φ = 394555392.

The previous prime is 516113197. The next prime is 516113231. The reversal of 516113215 is 512311615.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516113215 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516113215.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190591 + ... + 193279.

It is an arithmetic number, because the mean of its divisors is an integer number (40430700).

Almost surely, 2^516113215 is an apocalyptic number.

516113215 is a deficient number, since it is larger than the sum of its proper divisors (130777985).

516113215 is a wasteful number, since it uses less digits than its factorization.

516113215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4386.

The product of its digits is 900, while the sum is 25.

The square root of 516113215 is about 22718.1252527580. The cubic root of 516113215 is about 802.1365881381.

The spelling of 516113215 in words is "five hundred sixteen million, one hundred thirteen thousand, two hundred fifteen".