652432601 has 2 divisors, whose sum is σ = 652432602. Its totient is φ = 652432600.

The previous prime is 652432519. The next prime is 652432657. The reversal of 652432601 is 106234256.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 650301001 + 2131600 = 25501^2 + 1460^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652432601 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (652435601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326216300 + 326216301.

It is an arithmetic number, because the mean of its divisors is an integer number (326216301).

Almost surely, 2^652432601 is an apocalyptic number.

It is an amenable number.

652432601 is a deficient number, since it is larger than the sum of its proper divisors (1).

652432601 is an equidigital number, since it uses as much as digits as its factorization.

652432601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 652432601 is about 25542.7602463007. The cubic root of 652432601 is about 867.3183826958.

Adding to 652432601 its reverse (106234256), we get a palindrome (758666857).

The spelling of 652432601 in words is "six hundred fifty-two million, four hundred thirty-two thousand, six hundred one".