513022112 has 12 divisors (see below), whose sum is σ = 1010012346. Its totient is φ = 256511040.

The previous prime is 513022109. The next prime is 513022123. The reversal of 513022112 is 211220315.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 512388496 + 633616 = 22636^2 + 796^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8015939 + ... + 8016002.

Almost surely, 2^513022112 is an apocalyptic number.

It is an amenable number.

513022112 is a deficient number, since it is larger than the sum of its proper divisors (496990234).

513022112 is a wasteful number, since it uses less digits than its factorization.

513022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16031951 (or 16031943 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 513022112 is about 22649.9914348770. The cubic root of 513022112 is about 800.5319961467.

Adding to 513022112 its reverse (211220315), we get a palindrome (724242427).

The spelling of 513022112 in words is "five hundred thirteen million, twenty-two thousand, one hundred twelve".