14454919 has 6 divisors (see below), whose sum is σ = 14817800. Its totient is φ = 14100720.

The previous prime is 14454911. The next prime is 14454943. The reversal of 14454919 is 91945441.

It is not a de Polignac number, because 14454919 - 2³ = 14454911 is a prime.

It is a super-2 number, since 2×14454919² = 417889366593122, which contains 22 as substring.

It is a Duffinian number.

Its product of digits (25920) is a multiple of the sum of its prime divisors (8640).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14454911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2619 + ... + 5980.

Almost surely, 2^14454919 is an apocalyptic number.

14454919 is a deficient number, since it is larger than the sum of its proper divisors (362881).

14454919 is an frugal number, since it uses more digits than its factorization.

14454919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8681 (or 8640 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 14454919 is about 3801.9625195417. The cubic root of 14454919 is about 243.5969730706.

The spelling of 14454919 in words is "fourteen million, four hundred fifty-four thousand, nine hundred nineteen".