264013135 has 4 divisors (see below), whose sum is σ = 316815768. Its totient is φ = 211210504.

The previous prime is 264013121. The next prime is 264013153. The reversal of 264013135 is 531310462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 264013135 - 2¹⁹ = 263488847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 26401309 + ... + 26401318.

It is an arithmetic number, because the mean of its divisors is an integer number (79203942).

Almost surely, 2^264013135 is an apocalyptic number.

264013135 is a deficient number, since it is larger than the sum of its proper divisors (52802633).

264013135 is an equidigital number, since it uses as much as digits as its factorization.

264013135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52802632.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 264013135 is about 16248.4810059279. The cubic root of 264013135 is about 641.5175049549.

Adding to 264013135 its reverse (531310462), we get a palindrome (795323597).

The spelling of 264013135 in words is "two hundred sixty-four million, thirteen thousand, one hundred thirty-five".