8513053515 has 24 divisors (see below), whose sum is σ = 14899229280. Its totient is φ = 4496212224.

The previous prime is 8513053481. The next prime is 8513053529. The reversal of 8513053515 is 5153503158.

8513053515 is a `hidden beast` number, since 8 + 5 + 130 + 5 + 3 + 515 = 666.

It is not a de Polignac number, because 8513053515 - 2²⁰ = 8512004939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8513053515.

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, 913710 + ... + 922979.

It is an arithmetic number, because the mean of its divisors is an integer number (620801220).

Almost surely, 2^8513053515 is an apocalyptic number.

8513053515 is a deficient number, since it is larger than the sum of its proper divisors (6386175765).

8513053515 is a wasteful number, since it uses less digits than its factorization.

8513053515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836803 (or 1836800 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 8513053515 is about 92266.2100392121. The cubic root of 8513053515 is about 2041.8717214529.

The spelling of 8513053515 in words is "eight billion, five hundred thirteen million, fifty-three thousand, five hundred fifteen".