13378335 has 8 divisors (see below), whose sum is σ = 21405360. Its totient is φ = 7135104.

The previous prime is 13378327. The next prime is 13378357. The reversal of 13378335 is 53387331.

13378335 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13378335 - 2³ = 13378327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13378296 and 13378305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445930 + ... + 445959.

It is an arithmetic number, because the mean of its divisors is an integer number (2675670).

Almost surely, 2^13378335 is an apocalyptic number.

13378335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13378335 is a deficient number, since it is larger than the sum of its proper divisors (8027025).

13378335 is an equidigital number, since it uses as much as digits as its factorization.

13378335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891897.

The product of its digits is 22680, while the sum is 33.

The square root of 13378335 is about 3657.6406329764. The cubic root of 13378335 is about 237.3926976038.

The spelling of 13378335 in words is "thirteen million, three hundred seventy-eight thousand, three hundred thirty-five".