139118 has 16 divisors (see below), whose sum is σ = 251520. Its totient is φ = 56376.

The previous prime is 139109. The next prime is 139121. The reversal of 139118 is 811931.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 139093 and 139102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5 + ... + 527.

It is an arithmetic number, because the mean of its divisors is an integer number (15720).

2¹³⁹¹¹⁸ is an apocalyptic number.

139118 is a deficient number, since it is larger than the sum of its proper divisors (112402).

139118 is a wasteful number, since it uses less digits than its factorization.

139118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551.

The product of its digits is 216, while the sum is 23.

The square root of 139118 is about 372.9852544002. The cubic root of 139118 is about 51.8156688485.

The spelling of 139118 in words is "one hundred thirty-nine thousand, one hundred eighteen".