14253921 has 24 divisors (see below), whose sum is σ = 23216480. Its totient is φ = 8636760.

The previous prime is 14253919. The next prime is 14253959. The reversal of 14253921 is 12935241.

14253921 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14253921 - 2¹ = 14253919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14253901) 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, 1086 + ... + 5448.

Almost surely, 2^14253921 is an apocalyptic number.

14253921 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14253921 is a deficient number, since it is larger than the sum of its proper divisors (8962559).

14253921 is a wasteful number, since it uses less digits than its factorization.

14253921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394 (or 4377 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 14253921 is about 3775.4365310517. The cubic root of 14253921 is about 242.4626137142.

The spelling of 14253921 in words is "fourteen million, two hundred fifty-three thousand, nine hundred twenty-one".