13675999 has 4 divisors (see below), whose sum is σ = 13690440. Its totient is φ = 13661560.

The previous prime is 13675997. The next prime is 13676009. The reversal of 13675999 is 99957631.

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 13675999 - 2¹ = 13675997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13675997) 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, 5692 + ... + 7729.

It is an arithmetic number, because the mean of its divisors is an integer number (3422610).

Almost surely, 2^13675999 is an apocalyptic number.

13675999 is a deficient number, since it is larger than the sum of its proper divisors (14441).

13675999 is a wasteful number, since it uses less digits than its factorization.

13675999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14440.

The product of its digits is 459270, while the sum is 49.

The square root of 13675999 is about 3698.1074889732. The cubic root of 13675999 is about 239.1404378774.

The spelling of 13675999 in words is "thirteen million, six hundred seventy-five thousand, nine hundred ninety-nine".