14916999 has 4 divisors (see below), whose sum is σ = 19889336. Its totient is φ = 9944664.

The previous prime is 14916997. The next prime is 14917003. The reversal of 14916999 is 99961941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99961941 = 3 ⋅33320647.

It is not a de Polignac number, because 14916999 - 2¹ = 14916997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14916997) 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, 2486164 + ... + 2486169.

It is an arithmetic number, because the mean of its divisors is an integer number (4972334).

Almost surely, 2^14916999 is an apocalyptic number.

14916999 is a deficient number, since it is larger than the sum of its proper divisors (4972337).

14916999 is an equidigital number, since it uses as much as digits as its factorization.

14916999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4972336.

The product of its digits is 157464, while the sum is 48.

The square root of 14916999 is about 3862.2530989048. The cubic root of 14916999 is about 246.1654812284.

The spelling of 14916999 in words is "fourteen million, nine hundred sixteen thousand, nine hundred ninety-nine".