139674118 has 4 divisors (see below), whose sum is σ = 209511180. Its totient is φ = 69837058.

The previous prime is 139674097. The next prime is 139674131. The reversal of 139674118 is 811476931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 811476931 = 643 ⋅1262017.

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, 34918528 + ... + 34918531.

It is an arithmetic number, because the mean of its divisors is an integer number (52377795).

Almost surely, 2^139674118 is an apocalyptic number.

139674118 is a deficient number, since it is larger than the sum of its proper divisors (69837062).

139674118 is an equidigital number, since it uses as much as digits as its factorization.

139674118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69837061.

The product of its digits is 36288, while the sum is 40.

The square root of 139674118 is about 11818.3805151129. The cubic root of 139674118 is about 518.8462066110.

The spelling of 139674118 in words is "one hundred thirty-nine million, six hundred seventy-four thousand, one hundred eighteen".