264735413 has 2 divisors, whose sum is σ = 264735414. Its totient is φ = 264735412.

The previous prime is 264735409. The next prime is 264735421. The reversal of 264735413 is 314537462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258791569 + 5943844 = 16087^2 + 2438^2 .

It is a cyclic number.

It is not a de Polignac number, because 264735413 - 2² = 264735409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264735433) 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, 132367706 + 132367707.

It is an arithmetic number, because the mean of its divisors is an integer number (132367707).

Almost surely, 2^264735413 is an apocalyptic number.

It is an amenable number.

264735413 is a deficient number, since it is larger than the sum of its proper divisors (1).

264735413 is an equidigital number, since it uses as much as digits as its factorization.

264735413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 264735413 is about 16270.6918414676. The cubic root of 264735413 is about 642.1019860754.

The spelling of 264735413 in words is "two hundred sixty-four million, seven hundred thirty-five thousand, four hundred thirteen".