14444987 has 4 divisors (see below), whose sum is σ = 14943120. Its totient is φ = 13946856.

The previous prime is 14444971. The next prime is 14444993. The reversal of 14444987 is 78944441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78944441 = 23 ⋅3432367.

It is a cyclic number.

It is not a de Polignac number, because 14444987 - 2⁴ = 14444971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14444957) 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, 249023 + ... + 249080.

It is an arithmetic number, because the mean of its divisors is an integer number (3735780).

Almost surely, 2^14444987 is an apocalyptic number.

14444987 is a deficient number, since it is larger than the sum of its proper divisors (498133).

14444987 is an equidigital number, since it uses as much as digits as its factorization.

14444987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498132.

The product of its digits is 129024, while the sum is 41.

The square root of 14444987 is about 3800.6561275653. The cubic root of 14444987 is about 243.5411683194.

The spelling of 14444987 in words is "fourteen million, four hundred forty-four thousand, nine hundred eighty-seven".