116990439 has 8 divisors (see below), whose sum is σ = 157595760. Its totient is φ = 77189376.

The previous prime is 116990431. The next prime is 116990441. The reversal of 116990439 is 934099611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116990439 - 2³ = 116990431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116990439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116990431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200724 + ... + 201305.

It is an arithmetic number, because the mean of its divisors is an integer number (19699470).

Almost surely, 2^116990439 is an apocalyptic number.

116990439 is a deficient number, since it is larger than the sum of its proper divisors (40605321).

116990439 is an equidigital number, since it uses as much as digits as its factorization.

116990439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402129.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 116990439 is about 10816.2118599813. The cubic root of 116990439 is about 489.0840016113.

The spelling of 116990439 in words is "one hundred sixteen million, nine hundred ninety thousand, four hundred thirty-nine".