14147919 has 8 divisors (see below), whose sum is σ = 20959920. Its totient is φ = 9431928.

The previous prime is 14147909. The next prime is 14147941. The reversal of 14147919 is 91974141.

It is not a de Polignac number, because 14147919 - 2⁸ = 14147663 is a prime.

It is a super-2 number, since 2×14147919² = 400327224061122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14147909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261972 + ... + 262025.

It is an arithmetic number, because the mean of its divisors is an integer number (2619990).

Almost surely, 2^14147919 is an apocalyptic number.

14147919 is a deficient number, since it is larger than the sum of its proper divisors (6812001).

14147919 is an equidigital number, since it uses as much as digits as its factorization.

14147919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524006 (or 524000 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 14147919 is about 3761.3719571454. The cubic root of 14147919 is about 241.8600778006.

The spelling of 14147919 in words is "fourteen million, one hundred forty-seven thousand, nine hundred nineteen".