8620321125 has 64 divisors (see below), whose sum is σ = 15946205184. Its totient is φ = 4106880000.

The previous prime is 8620321111. The next prime is 8620321139. The reversal of 8620321125 is 5211230268.

It is an interprime number because it is at equal distance from previous prime (8620321111) and next prime (8620321139).

It is not a de Polignac number, because 8620321125 - 2⁵ = 8620321093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8620321092 and 8620321101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 122605 + ... + 179645.

It is an arithmetic number, because the mean of its divisors is an integer number (249159456).

Almost surely, 2^8620321125 is an apocalyptic number.

It is an amenable number.

8620321125 is a deficient number, since it is larger than the sum of its proper divisors (7325884059).

8620321125 is a wasteful number, since it uses less digits than its factorization.

8620321125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57103 (or 57093 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 8620321125 is about 92845.6844716005. The cubic root of 8620321125 is about 2050.4120627156.

The spelling of 8620321125 in words is "eight billion, six hundred twenty million, three hundred twenty-one thousand, one hundred twenty-five".