14523921 has 16 divisors (see below), whose sum is σ = 21779520. Its totient is φ = 9564480.

The previous prime is 14523911. The next prime is 14523937. The reversal of 14523921 is 12932541.

It is not a de Polignac number, because 14523921 - 2⁵ = 14523889 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (14523911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1000 + ... + 5481.

It is an arithmetic number, because the mean of its divisors is an integer number (1361220).

Almost surely, 2^14523921 is an apocalyptic number.

It is an amenable number.

14523921 is a deficient number, since it is larger than the sum of its proper divisors (7255599).

14523921 is an equidigital number, since it uses as much as digits as its factorization.

14523921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6573 (or 6567 counting only the distinct ones).

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

The square root of 14523921 is about 3811.0262397417. The cubic root of 14523921 is about 243.9839694297.

The spelling of 14523921 in words is "fourteen million, five hundred twenty-three thousand, nine hundred twenty-one".