512968955 has 4 divisors (see below), whose sum is σ = 615562752. Its totient is φ = 410375160.

The previous prime is 512968921. The next prime is 512968969. The reversal of 512968955 is 559869215.

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

It is not a de Polignac number, because 512968955 - 2²⁰ = 511920379 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 51296891 + ... + 51296900.

It is an arithmetic number, because the mean of its divisors is an integer number (153890688).

Almost surely, 2^512968955 is an apocalyptic number.

512968955 is a deficient number, since it is larger than the sum of its proper divisors (102593797).

512968955 is a wasteful number, since it uses less digits than its factorization.

512968955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102593796.

The product of its digits is 972000, while the sum is 50.

The square root of 512968955 is about 22648.8179603263. The cubic root of 512968955 is about 800.5043460395.

The spelling of 512968955 in words is "five hundred twelve million, nine hundred sixty-eight thousand, nine hundred fifty-five".