118794109 has 4 divisors (see below), whose sum is σ = 135764704. Its totient is φ = 101823516.

The previous prime is 118794047. The next prime is 118794119. The reversal of 118794109 is 901497811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 118794109 - 2¹¹ = 118792061 is a prime.

It is a super-2 number, since 2×118794109² = 28224080666207762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118794119) 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, 8485287 + ... + 8485300.

It is an arithmetic number, because the mean of its divisors is an integer number (33941176).

Almost surely, 2^118794109 is an apocalyptic number.

It is an amenable number.

118794109 is a deficient number, since it is larger than the sum of its proper divisors (16970595).

118794109 is an equidigital number, since it uses as much as digits as its factorization.

118794109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16970594.

The product of its (nonzero) digits is 18144, while the sum is 40.

The square root of 118794109 is about 10899.2710306699. The cubic root of 118794109 is about 491.5846366005.

The spelling of 118794109 in words is "one hundred eighteen million, seven hundred ninety-four thousand, one hundred nine".