512506115 has 16 divisors (see below), whose sum is σ = 680935680. Its totient is φ = 367165920.

The previous prime is 512506097. The next prime is 512506117. The reversal of 512506115 is 511605215.

It is not a de Polignac number, because 512506115 - 2⁶ = 512506051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (512506117) 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 15 ways as a sum of consecutive naturals, for example, 65855 + ... + 73224.

It is an arithmetic number, because the mean of its divisors is an integer number (42558480).

Almost surely, 2^512506115 is an apocalyptic number.

512506115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

512506115 is a deficient number, since it is larger than the sum of its proper divisors (168429565).

512506115 is a wasteful number, since it uses less digits than its factorization.

512506115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139162.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 512506115 is about 22638.5979026971. The cubic root of 512506115 is about 800.2635147529.

The spelling of 512506115 in words is "five hundred twelve million, five hundred six thousand, one hundred fifteen".