1513963325 has 24 divisors (see below), whose sum is σ = 2150100480. Its totient is φ = 1035921600.

The previous prime is 1513963313. The next prime is 1513963343. The reversal of 1513963325 is 5233693151.

It is a de Polignac number, because none of the positive numbers 2^k-1513963325 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74795 + ... + 92855.

It is an arithmetic number, because the mean of its divisors is an integer number (89587520).

Almost surely, 2^1513963325 is an apocalyptic number.

It is an amenable number.

1513963325 is a deficient number, since it is larger than the sum of its proper divisors (636137155).

1513963325 is a wasteful number, since it uses less digits than its factorization.

1513963325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18557 (or 18552 counting only the distinct ones).

The product of its digits is 72900, while the sum is 38.

The square root of 1513963325 is about 38909.6816358088. The cubic root of 1513963325 is about 1148.2552812504.

The spelling of 1513963325 in words is "one billion, five hundred thirteen million, nine hundred sixty-three thousand, three hundred twenty-five".