652598117 has 2 divisors, whose sum is σ = 652598118. Its totient is φ = 652598116.

The previous prime is 652598099. The next prime is 652598123. The reversal of 652598117 is 711895256.

It is a Cunningham number, because it is equal to 25546²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 652598116 + 1 = 25546^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 652598117 - 2²⁶ = 585489253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652598147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326299058 + 326299059.

It is an arithmetic number, because the mean of its divisors is an integer number (326299059).

Almost surely, 2^652598117 is an apocalyptic number.

It is an amenable number.

652598117 is a deficient number, since it is larger than the sum of its proper divisors (1).

652598117 is an equidigital number, since it uses as much as digits as its factorization.

652598117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 44.

The square root of 652598117 is about 25546.0000195725. Note that the first 4 decimals coincide. The cubic root of 652598117 is about 867.3917199935.

The spelling of 652598117 in words is "six hundred fifty-two million, five hundred ninety-eight thousand, one hundred seventeen".