139993116 has 48 divisors (see below), whose sum is σ = 332967936. Its totient is φ = 45771264.

The previous prime is 139993081. The next prime is 139993177. The reversal of 139993116 is 611399931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147355 + ... + 148301.

It is an arithmetic number, because the mean of its divisors is an integer number (6936832).

Almost surely, 2^139993116 is an apocalyptic number.

It is an amenable number.

139993116 is an abundant number, since it is smaller than the sum of its proper divisors (192974820).

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

139993116 is a wasteful number, since it uses less digits than its factorization.

139993116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178 (or 1176 counting only the distinct ones).

The product of its digits is 39366, while the sum is 42.

The square root of 139993116 is about 11831.8686605286. The cubic root of 139993116 is about 519.2408993005.

The spelling of 139993116 in words is "one hundred thirty-nine million, nine hundred ninety-three thousand, one hundred sixteen".