13311315 has 24 divisors (see below), whose sum is σ = 23182848. Its totient is φ = 7065600.

The previous prime is 13311313. The next prime is 13311317. The reversal of 13311315 is 51311331.

It is an interprime number because it is at equal distance from previous prime (13311313) and next prime (13311317).

It is not a de Polignac number, because 13311315 - 2¹ = 13311313 is a prime.

It is a super-2 number, since 2×13311315² = 354382214058450, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (13311313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10990 + ... + 12140.

It is an arithmetic number, because the mean of its divisors is an integer number (965952).

Almost surely, 2^13311315 is an apocalyptic number.

13311315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13311315 is a deficient number, since it is larger than the sum of its proper divisors (9871533).

13311315 is a wasteful number, since it uses less digits than its factorization.

13311315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419 (or 1416 counting only the distinct ones).

The product of its digits is 135, while the sum is 18.

The square root of 13311315 is about 3648.4674864935. The cubic root of 13311315 is about 236.9956202790.

Adding to 13311315 its reverse (51311331), we get a palindrome (64622646).

The spelling of 13311315 in words is "thirteen million, three hundred eleven thousand, three hundred fifteen".