139844116 has 6 divisors (see below), whose sum is σ = 244727210. Its totient is φ = 69922056.

The previous prime is 139844093. The next prime is 139844137. The reversal of 139844116 is 611448931.

It can be written as a sum of positive squares in only one way, i.e., 88435216 + 51408900 = 9404^2 + 7170^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17480511 + ... + 17480518.

Almost surely, 2^139844116 is an apocalyptic number.

It is an amenable number.

139844116 is a deficient number, since it is larger than the sum of its proper divisors (104883094).

139844116 is a wasteful number, since it uses less digits than its factorization.

139844116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34961033 (or 34961031 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 139844116 is about 11825.5704302160. The cubic root of 139844116 is about 519.0566179572.

The spelling of 139844116 in words is "one hundred thirty-nine million, eight hundred forty-four thousand, one hundred sixteen".