653525361 has 16 divisors (see below), whose sum is σ = 972536320. Its totient is φ = 433725840.

The previous prime is 653525347. The next prime is 653525401. The reversal of 653525361 is 163525356.

It is not a de Polignac number, because 653525361 - 2⁷ = 653525233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653525321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48250 + ... + 60291.

It is an arithmetic number, because the mean of its divisors is an integer number (60783520).

Almost surely, 2^653525361 is an apocalyptic number.

It is an amenable number.

653525361 is a deficient number, since it is larger than the sum of its proper divisors (319010959).

653525361 is a wasteful number, since it uses less digits than its factorization.

653525361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108773 (or 108767 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 653525361 is about 25564.1420939565. The cubic root of 653525361 is about 867.8023367398.

The spelling of 653525361 in words is "six hundred fifty-three million, five hundred twenty-five thousand, three hundred sixty-one".