264066601 has 2 divisors, whose sum is σ = 264066602. Its totient is φ = 264066600.

The previous prime is 264066599. The next prime is 264066629. The reversal of 264066601 is 106660462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229492201 + 34574400 = 15149^2 + 5880^2 .

It is a cyclic number.

It is not a de Polignac number, because 264066601 - 2¹ = 264066599 is a prime.

Together with 264066599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (264006601) 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, 132033300 + 132033301.

It is an arithmetic number, because the mean of its divisors is an integer number (132033301).

Almost surely, 2^264066601 is an apocalyptic number.

It is an amenable number.

264066601 is a deficient number, since it is larger than the sum of its proper divisors (1).

264066601 is an equidigital number, since it uses as much as digits as its factorization.

264066601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 264066601 is about 16250.1261841255. The cubic root of 264066601 is about 641.5608071689.

The spelling of 264066601 in words is "two hundred sixty-four million, sixty-six thousand, six hundred one".