652612537 has 2 divisors, whose sum is σ = 652612538. Its totient is φ = 652612536.

The previous prime is 652612529. The next prime is 652612553. The reversal of 652612537 is 735216256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 398241936 + 254370601 = 19956^2 + 15949^2 .

It is a cyclic number.

It is not a de Polignac number, because 652612537 - 2³ = 652612529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 652612496 and 652612505.

It is not a weakly prime, because it can be changed into another prime (652612567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326306268 + 326306269.

It is an arithmetic number, because the mean of its divisors is an integer number (326306269).

Almost surely, 2^652612537 is an apocalyptic number.

It is an amenable number.

652612537 is a deficient number, since it is larger than the sum of its proper divisors (1).

652612537 is an equidigital number, since it uses as much as digits as its factorization.

652612537 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 652612537 is about 25546.2822539797. The cubic root of 652612537 is about 867.3981086607.

The spelling of 652612537 in words is "six hundred fifty-two million, six hundred twelve thousand, five hundred thirty-seven".