512379117 has 12 divisors (see below), whose sum is σ = 744383484. Its totient is φ = 339610560.

The previous prime is 512379113. The next prime is 512379139. The reversal of 512379117 is 711973215.

It can be written as a sum of positive squares in 2 ways, for example, as 191933316 + 320445801 = 13854^2 + 17901^2 .

It is not a de Polignac number, because 512379117 - 2² = 512379113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512379113) 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, 162984 + ... + 166097.

It is an arithmetic number, because the mean of its divisors is an integer number (62031957).

Almost surely, 2^512379117 is an apocalyptic number.

It is an amenable number.

512379117 is a deficient number, since it is larger than the sum of its proper divisors (232004367).

512379117 is a wasteful number, since it uses less digits than its factorization.

512379117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329260 (or 329257 counting only the distinct ones).

The product of its digits is 13230, while the sum is 36.

The square root of 512379117 is about 22635.7928290573. The cubic root of 512379117 is about 800.1974080544.

The spelling of 512379117 in words is "five hundred twelve million, three hundred seventy-nine thousand, one hundred seventeen".