118950139 has 32 divisors (see below), whose sum is σ = 158533632. Its totient is φ = 87120000.

The previous prime is 118950133. The next prime is 118950163. The reversal of 118950139 is 931059811.

118950139 = T₁₃₅₄ + T₁₃₅₅ + ... + T₁₄₇₂.

It is a happy number.

It is not a de Polignac number, because 118950139 - 2⁵ = 118950107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 118950098 and 118950107.

It is not an unprimeable number, because it can be changed into a prime (118950133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158014 + ... + 158764.

It is an arithmetic number, because the mean of its divisors is an integer number (4954176).

Almost surely, 2^118950139 is an apocalyptic number.

118950139 is a deficient number, since it is larger than the sum of its proper divisors (39583493).

118950139 is an equidigital number, since it uses as much as digits as its factorization.

118950139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808 (or 786 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 37.

The square root of 118950139 is about 10906.4265000045. The cubic root of 118950139 is about 491.7997662187.

The spelling of 118950139 in words is "one hundred eighteen million, nine hundred fifty thousand, one hundred thirty-nine".