139016124 has 72 divisors (see below), whose sum is σ = 381333680. Its totient is φ = 42446592.

The previous prime is 139016081. The next prime is 139016147. The reversal of 139016124 is 421610931.

139016124 is digitally balanced in base 2, 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 23 ways as a sum of consecutive naturals, for example, 63984 + ... + 66120.

Almost surely, 2^139016124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139016124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190666840).

139016124 is an abundant number, since it is smaller than the sum of its proper divisors (242317556).

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

139016124 is a wasteful number, since it uses less digits than its factorization.

139016124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299 (or 2294 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 139016124 is about 11790.5099126374. The cubic root of 139016124 is about 518.0301756893.

The spelling of 139016124 in words is "one hundred thirty-nine million, sixteen thousand, one hundred twenty-four".