264133315 has 4 divisors (see below), whose sum is σ = 316959984. Its totient is φ = 211306648.

The previous prime is 264133313. The next prime is 264133333. The reversal of 264133315 is 513331462.

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 264133315 - 2¹ = 264133313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264133313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26413327 + ... + 26413336.

It is an arithmetic number, because the mean of its divisors is an integer number (79239996).

Almost surely, 2^264133315 is an apocalyptic number.

264133315 is a deficient number, since it is larger than the sum of its proper divisors (52826669).

264133315 is an equidigital number, since it uses as much as digits as its factorization.

264133315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52826668.

The product of its digits is 6480, while the sum is 28.

The square root of 264133315 is about 16252.1787770133. The cubic root of 264133315 is about 641.6148307670.

Adding to 264133315 its reverse (513331462), we get a palindrome (777464777).

The spelling of 264133315 in words is "two hundred sixty-four million, one hundred thirty-three thousand, three hundred fifteen".