14253891 has 16 divisors (see below), whose sum is σ = 19430400. Its totient is φ = 9292608.

The previous prime is 14253887. The next prime is 14253901. The reversal of 14253891 is 19835241.

It is not a de Polignac number, because 14253891 - 2² = 14253887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14253851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32250 + ... + 32688.

It is an arithmetic number, because the mean of its divisors is an integer number (1214400).

Almost surely, 2^14253891 is an apocalyptic number.

14253891 is a deficient number, since it is larger than the sum of its proper divisors (5176509).

14253891 is a wasteful number, since it uses less digits than its factorization.

14253891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658.

The product of its digits is 8640, while the sum is 33.

The square root of 14253891 is about 3775.4325579991. The cubic root of 14253891 is about 242.4624436117.

The spelling of 14253891 in words is "fourteen million, two hundred fifty-three thousand, eight hundred ninety-one".