139116250 has 80 divisors (see below), whose sum is σ = 321197184. Its totient is φ = 43992000.

The previous prime is 139116227. The next prime is 139116281. The reversal of 139116250 is 52611931.

139116250 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 113139 + ... + 114361.

Almost surely, 2^139116250 is an apocalyptic number.

139116250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139116250 is an abundant number, since it is smaller than the sum of its proper divisors (182080934).

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

139116250 is a wasteful number, since it uses less digits than its factorization.

139116250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265 (or 1250 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 139116250 is about 11794.7551903378. The cubic root of 139116250 is about 518.1545158022.

The spelling of 139116250 in words is "one hundred thirty-nine million, one hundred sixteen thousand, two hundred fifty".