652265137 has 2 divisors, whose sum is σ = 652265138. Its totient is φ = 652265136.

The previous prime is 652265123. The next prime is 652265179. The reversal of 652265137 is 731562256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 645210801 + 7054336 = 25401^2 + 2656^2 .

It is a cyclic number.

It is not a de Polignac number, because 652265137 - 2¹⁵ = 652232369 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 652265096 and 652265105.

It is not a weakly prime, because it can be changed into another prime (652265437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326132568 + 326132569.

It is an arithmetic number, because the mean of its divisors is an integer number (326132569).

Almost surely, 2^652265137 is an apocalyptic number.

It is an amenable number.

652265137 is a deficient number, since it is larger than the sum of its proper divisors (1).

652265137 is an equidigital number, since it uses as much as digits as its factorization.

652265137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 37.

The square root of 652265137 is about 25539.4819250509. The cubic root of 652265137 is about 867.2441696486.

The spelling of 652265137 in words is "six hundred fifty-two million, two hundred sixty-five thousand, one hundred thirty-seven".