513112276 has 6 divisors (see below), whose sum is σ = 897946490. Its totient is φ = 256556136.

The previous prime is 513112247. The next prime is 513112277. The reversal of 513112276 is 672211315.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 496220176 + 16892100 = 22276^2 + 4110^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513112277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64139031 + ... + 64139038.

Almost surely, 2^513112276 is an apocalyptic number.

It is an amenable number.

513112276 is a deficient number, since it is larger than the sum of its proper divisors (384834214).

513112276 is a wasteful number, since it uses less digits than its factorization.

513112276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128278073 (or 128278071 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 513112276 is about 22651.9817234608. The cubic root of 513112276 is about 800.5788914215.

The spelling of 513112276 in words is "five hundred thirteen million, one hundred twelve thousand, two hundred seventy-six".