14139256 has 8 divisors (see below), whose sum is σ = 26511120. Its totient is φ = 7069624.

The previous prime is 14139253. The next prime is 14139259. The reversal of 14139256 is 65293141.

It is an interprime number because it is at equal distance from previous prime (14139253) and next prime (14139259).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14139253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 883696 + ... + 883711.

It is an arithmetic number, because the mean of its divisors is an integer number (3313890).

Almost surely, 2^14139256 is an apocalyptic number.

It is an amenable number.

14139256 is a deficient number, since it is larger than the sum of its proper divisors (12371864).

14139256 is a wasteful number, since it uses less digits than its factorization.

14139256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767413 (or 1767409 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 14139256 is about 3760.2202063177. The cubic root of 14139256 is about 241.8107027736.

The spelling of 14139256 in words is "fourteen million, one hundred thirty-nine thousand, two hundred fifty-six".