653651113 has 4 divisors (see below), whose sum is σ = 653702868. Its totient is φ = 653599360.

The previous prime is 653651111. The next prime is 653651143. The reversal of 653651113 is 311156356.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 290634304 + 363016809 = 17048^2 + 19053^2 .

It is a cyclic number.

It is not a de Polignac number, because 653651113 - 2¹ = 653651111 is a prime.

It is a super-2 number, since 2×653651113² = 854519555052277538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653651111) 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, 6945 + ... + 36817.

It is an arithmetic number, because the mean of its divisors is an integer number (163425717).

Almost surely, 2^653651113 is an apocalyptic number.

It is an amenable number.

653651113 is a deficient number, since it is larger than the sum of its proper divisors (51755).

653651113 is a wasteful number, since it uses less digits than its factorization.

653651113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51754.

The product of its digits is 8100, while the sum is 31.

The square root of 653651113 is about 25566.6015144759. The cubic root of 653651113 is about 867.8579942996.

The spelling of 653651113 in words is "six hundred fifty-three million, six hundred fifty-one thousand, one hundred thirteen".