652121153 has 4 divisors (see below), whose sum is σ = 652538880. Its totient is φ = 651703428.

The previous prime is 652121149. The next prime is 652121161. The reversal of 652121153 is 351121256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 652121153 - 2² = 652121149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (652127153) 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, 206513 + ... + 209646.

It is an arithmetic number, because the mean of its divisors is an integer number (163134720).

Almost surely, 2^652121153 is an apocalyptic number.

It is an amenable number.

652121153 is a deficient number, since it is larger than the sum of its proper divisors (417727).

652121153 is a wasteful number, since it uses less digits than its factorization.

652121153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417726.

The product of its digits is 1800, while the sum is 26.

The square root of 652121153 is about 25536.6629182436. The cubic root of 652121153 is about 867.1803517997.

The spelling of 652121153 in words is "six hundred fifty-two million, one hundred twenty-one thousand, one hundred fifty-three".