652253121 has 32 divisors (see below), whose sum is σ = 1044193920. Its totient is φ = 400012992.

The previous prime is 652253101. The next prime is 652253149. The reversal of 652253121 is 121352256.

It is a happy number.

652253121 is a `hidden beast` number, since 652 + 2 + 5 + 3 + 1 + 2 + 1 = 666.

It is not a de Polignac number, because 652253121 - 2¹¹ = 652251073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (652253101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104731 + ... + 110783.

It is an arithmetic number, because the mean of its divisors is an integer number (32631060).

Almost surely, 2^652253121 is an apocalyptic number.

It is an amenable number.

652253121 is a deficient number, since it is larger than the sum of its proper divisors (391940799).

652253121 is a wasteful number, since it uses less digits than its factorization.

652253121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6382 (or 6376 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 652253121 is about 25539.2466803545. The cubic root of 652253121 is about 867.2388441711.

The spelling of 652253121 in words is "six hundred fifty-two million, two hundred fifty-three thousand, one hundred twenty-one".