652604131 has 4 divisors (see below), whose sum is σ = 653046264. Its totient is φ = 652162000.

The previous prime is 652604129. The next prime is 652604179. The reversal of 652604131 is 131406256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 652604131 - 2¹ = 652604129 is a prime.

It is a super-2 number, since 2×652604131² = 851784303596530322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 652604131.

It is not an unprimeable number, because it can be changed into a prime (652604101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218845 + ... + 221806.

It is an arithmetic number, because the mean of its divisors is an integer number (163261566).

Almost surely, 2^652604131 is an apocalyptic number.

652604131 is a deficient number, since it is larger than the sum of its proper divisors (442133).

652604131 is a wasteful number, since it uses less digits than its factorization.

652604131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442132.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 652604131 is about 25546.1177285317. The cubic root of 652604131 is about 867.3943844602.

The spelling of 652604131 in words is "six hundred fifty-two million, six hundred four thousand, one hundred thirty-one".