14749139 has 8 divisors (see below), whose sum is σ = 15468960. Its totient is φ = 14043456.

The previous prime is 14749127. The next prime is 14749171. The reversal of 14749139 is 93194741.

14749139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14749139 - 2²⁰ = 13700563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14749109) 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, 1367 + ... + 5600.

It is an arithmetic number, because the mean of its divisors is an integer number (1933620).

Almost surely, 2^14749139 is an apocalyptic number.

14749139 is a deficient number, since it is larger than the sum of its proper divisors (719821).

14749139 is an equidigital number, since it uses as much as digits as its factorization.

14749139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7069.

The product of its digits is 27216, while the sum is 38.

The square root of 14749139 is about 3840.4607796461. The cubic root of 14749139 is about 245.2386346286.

The spelling of 14749139 in words is "fourteen million, seven hundred forty-nine thousand, one hundred thirty-nine".