13313775 has 24 divisors (see below), whose sum is σ = 23173120. Its totient is φ = 6726240.

The previous prime is 13313767. The next prime is 13313779. The reversal of 13313775 is 57731331.

It is not a de Polignac number, because 13313775 - 2³ = 13313767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3247 + ... + 6096.

Almost surely, 2^13313775 is an apocalyptic number.

13313775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13313775 is a deficient number, since it is larger than the sum of its proper divisors (9859345).

13313775 is a wasteful number, since it uses less digits than its factorization.

13313775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9375 (or 9370 counting only the distinct ones).

The product of its digits is 6615, while the sum is 30.

The square root of 13313775 is about 3648.8045987693. The cubic root of 13313775 is about 237.0102187194.

The spelling of 13313775 in words is "thirteen million, three hundred thirteen thousand, seven hundred seventy-five".