513963146 has 8 divisors (see below), whose sum is σ = 771590244. Its totient is φ = 256766400.

The previous prime is 513963127. The next prime is 513963157. The reversal of 513963146 is 641369315.

It can be written as a sum of positive squares in 2 ways, for example, as 513520921 + 442225 = 22661^2 + 665^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104585 + ... + 109388.

Almost surely, 2^513963146 is an apocalyptic number.

513963146 is a deficient number, since it is larger than the sum of its proper divisors (257627098).

513963146 is a wasteful number, since it uses less digits than its factorization.

513963146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215176.

The product of its digits is 58320, while the sum is 38.

The square root of 513963146 is about 22670.7553028125. The cubic root of 513963146 is about 801.0211678407.

The spelling of 513963146 in words is "five hundred thirteen million, nine hundred sixty-three thousand, one hundred forty-six".