870750513 has 16 divisors (see below), whose sum is σ = 1290461760. Its totient is φ = 580292928.

The previous prime is 870750493. The next prime is 870750527. The reversal of 870750513 is 315057078.

870750513 is a `hidden beast` number, since 8 + 70 + 75 + 0 + 513 = 666.

It is not a de Polignac number, because 870750513 - 2¹⁰ = 870749489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (870750313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125881 + ... + 132617.

It is an arithmetic number, because the mean of its divisors is an integer number (80653860).

Almost surely, 2^870750513 is an apocalyptic number.

It is an amenable number.

870750513 is a deficient number, since it is larger than the sum of its proper divisors (419711247).

870750513 is a wasteful number, since it uses less digits than its factorization.

870750513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11533 (or 11527 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The square root of 870750513 is about 29508.4820517762. The cubic root of 870750513 is about 954.9147015909.

The spelling of 870750513 in words is "eight hundred seventy million, seven hundred fifty thousand, five hundred thirteen".