13323165315 has 16 divisors (see below), whose sum is σ = 21336073728. Its totient is φ = 7099351776.

The previous prime is 13323165277. The next prime is 13323165347. The reversal of 13323165315 is 51356132331.

It is a happy number.

It is not a de Polignac number, because 13323165315 - 2⁷ = 13323165187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378619 + ... + 412308.

It is an arithmetic number, because the mean of its divisors is an integer number (1333504608).

Almost surely, 2^13323165315 is an apocalyptic number.

13323165315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13323165315 is a deficient number, since it is larger than the sum of its proper divisors (8012908413).

13323165315 is a wasteful number, since it uses less digits than its factorization.

13323165315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792058.

The product of its digits is 24300, while the sum is 33.

Adding to 13323165315 its reverse (51356132331), we get a palindrome (64679297646).

The spelling of 13323165315 in words is "thirteen billion, three hundred twenty-three million, one hundred sixty-five thousand, three hundred fifteen".