14925891 has 4 divisors (see below), whose sum is σ = 19901192. Its totient is φ = 9950592.

The previous prime is 14925871. The next prime is 14925917. The reversal of 14925891 is 19852941.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 14925891 - 2²³ = 6537283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14925821) 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, 2487646 + ... + 2487651.

It is an arithmetic number, because the mean of its divisors is an integer number (4975298).

Almost surely, 2^14925891 is an apocalyptic number.

14925891 is a deficient number, since it is larger than the sum of its proper divisors (4975301).

14925891 is an equidigital number, since it uses as much as digits as its factorization.

14925891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4975300.

The product of its digits is 25920, while the sum is 39.

The square root of 14925891 is about 3863.4040689527. The cubic root of 14925891 is about 246.2143844666.

The spelling of 14925891 in words is "fourteen million, nine hundred twenty-five thousand, eight hundred ninety-one".