14279139 has 48 divisors (see below), whose sum is σ = 25280640. Its totient is φ = 7938000.

The previous prime is 14279129. The next prime is 14279141. The reversal of 14279139 is 93197241.

It is not a de Polignac number, because 14279139 - 2⁴ = 14279123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14279119) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56764 + ... + 57014.

It is an arithmetic number, because the mean of its divisors is an integer number (526680).

Almost surely, 2^14279139 is an apocalyptic number.

14279139 is a deficient number, since it is larger than the sum of its proper divisors (11001501).

14279139 is a wasteful number, since it uses less digits than its factorization.

14279139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317 (or 304 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 14279139 is about 3778.7748014403. The cubic root of 14279139 is about 242.6055175477.

The spelling of 14279139 in words is "fourteen million, two hundred seventy-nine thousand, one hundred thirty-nine".