139318014 has 16 divisors (see below), whose sum is σ = 303966720. Its totient is φ = 42217560.

The previous prime is 139318007. The next prime is 139318021. The reversal of 139318014 is 410813931.

It is an interprime number because it is at equal distance from previous prime (139318007) and next prime (139318021).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1055374 + ... + 1055505.

It is an arithmetic number, because the mean of its divisors is an integer number (18997920).

Almost surely, 2^139318014 is an apocalyptic number.

139318014 is an abundant number, since it is smaller than the sum of its proper divisors (164648706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139318014 is a wasteful number, since it uses less digits than its factorization.

139318014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110895.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 139318014 is about 11803.3052150658. The cubic root of 139318014 is about 518.4048925602.

It can be divided in two parts, 13931 and 8014, that added together give a triangular number (21945 = T₂₀₉).

The spelling of 139318014 in words is "one hundred thirty-nine million, three hundred eighteen thousand, fourteen".