653064081 has 8 divisors (see below), whose sum is σ = 879373824. Its totient is φ = 431065200.

The previous prime is 653064077. The next prime is 653064089. The reversal of 653064081 is 180460356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 653064081 - 2² = 653064077 is a prime.

It is a super-2 number, since 2×653064081² = 852985387784749122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (653064089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1077361 + ... + 1077966.

It is an arithmetic number, because the mean of its divisors is an integer number (109921728).

Almost surely, 2^653064081 is an apocalyptic number.

It is an amenable number.

653064081 is a deficient number, since it is larger than the sum of its proper divisors (226309743).

653064081 is a wasteful number, since it uses less digits than its factorization.

653064081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155431.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 653064081 is about 25555.1184892577. The cubic root of 653064081 is about 867.5981140707.

The spelling of 653064081 in words is "six hundred fifty-three million, sixty-four thousand, eighty-one".