652196537 has 2 divisors, whose sum is σ = 652196538. Its totient is φ = 652196536.

The previous prime is 652196513. The next prime is 652196543. The reversal of 652196537 is 735691256.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 548074921 + 104121616 = 23411^2 + 10204^2 .

It is a cyclic number.

It is not a de Polignac number, because 652196537 - 2⁶ = 652196473 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (652196837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326098268 + 326098269.

It is an arithmetic number, because the mean of its divisors is an integer number (326098269).

Almost surely, 2^652196537 is an apocalyptic number.

It is an amenable number.

652196537 is a deficient number, since it is larger than the sum of its proper divisors (1).

652196537 is an equidigital number, since it uses as much as digits as its factorization.

652196537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 44.

The square root of 652196537 is about 25538.1388711081. The cubic root of 652196537 is about 867.2137653276.

The spelling of 652196537 in words is "six hundred fifty-two million, one hundred ninety-six thousand, five hundred thirty-seven".