139074156 has 54 divisors (see below), whose sum is σ = 380687580. Its totient is φ = 42790176.

The previous prime is 139074121. The next prime is 139074191. The reversal of 139074156 is 651470931.

It is an interprime number because it is at equal distance from previous prime (139074121) and next prime (139074191).

It is a super-2 number, since 2×139074156² = 38683241734224672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 139074156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5346 + ... + 17513.

It is an arithmetic number, because the mean of its divisors is an integer number (7049770).

Almost surely, 2^139074156 is an apocalyptic number.

It is an amenable number.

139074156 is an abundant number, since it is smaller than the sum of its proper divisors (241613424).

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

139074156 is a wasteful number, since it uses less digits than its factorization.

139074156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22895 (or 22877 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 139074156 is about 11792.9706181267. The cubic root of 139074156 is about 518.1022492112.

The spelling of 139074156 in words is "one hundred thirty-nine million, seventy-four thousand, one hundred fifty-six".