14012139 has 16 divisors (see below), whose sum is σ = 19756800. Its totient is φ = 8809056.

The previous prime is 14012137. The next prime is 14012147. The reversal of 14012139 is 93121041.

It is not a de Polignac number, because 14012139 - 2¹ = 14012137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14012137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16282 + ... + 17120.

It is an arithmetic number, because the mean of its divisors is an integer number (1234800).

Almost surely, 2^14012139 is an apocalyptic number.

14012139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

14012139 is a deficient number, since it is larger than the sum of its proper divisors (5744661).

14012139 is a wasteful number, since it uses less digits than its factorization.

14012139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 14012139 is about 3743.2791774058. The cubic root of 14012139 is about 241.0838651440.

The spelling of 14012139 in words is "fourteen million, twelve thousand, one hundred thirty-nine".