264715601 has 2 divisors, whose sum is σ = 264715602. Its totient is φ = 264715600.

The previous prime is 264715597. The next prime is 264715613. The reversal of 264715601 is 106517462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158130625 + 106584976 = 12575^2 + 10324^2 .

It is a cyclic number.

It is not a de Polignac number, because 264715601 - 2² = 264715597 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (264715621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132357800 + 132357801.

It is an arithmetic number, because the mean of its divisors is an integer number (132357801).

Almost surely, 2^264715601 is an apocalyptic number.

It is an amenable number.

264715601 is a deficient number, since it is larger than the sum of its proper divisors (1).

264715601 is an equidigital number, since it uses as much as digits as its factorization.

264715601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 264715601 is about 16270.0830053199. The cubic root of 264715601 is about 642.0859680170.

The spelling of 264715601 in words is "two hundred sixty-four million, seven hundred fifteen thousand, six hundred one".