116912090 has 8 divisors (see below), whose sum is σ = 210441780. Its totient is φ = 46764832.

The previous prime is 116912083. The next prime is 116912093. The reversal of 116912090 is 90219611.

It can be written as a sum of positive squares in 2 ways, for example, as 101143249 + 15768841 = 10057^2 + 3971^2 .

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

It is not an unprimeable number, because it can be changed into a prime (116912093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5845595 + ... + 5845614.

Almost surely, 2^116912090 is an apocalyptic number.

116912090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116912090 is a deficient number, since it is larger than the sum of its proper divisors (93529690).

116912090 is a wasteful number, since it uses less digits than its factorization.

116912090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11691216.

The product of its (nonzero) digits is 972, while the sum is 29.

The square root of 116912090 is about 10812.5894215956. The cubic root of 116912090 is about 488.9747966764.

The spelling of 116912090 in words is "one hundred sixteen million, nine hundred twelve thousand, ninety".