116809144 has 32 divisors (see below), whose sum is σ = 226436400. Its totient is φ = 56459520.

The previous prime is 116809103. The next prime is 116809151. The reversal of 116809144 is 441908611.

It is a super-2 number, since 2×116809144² = 27288752244025472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26764 + ... + 30820.

Almost surely, 2^116809144 is an apocalyptic number.

It is an amenable number.

116809144 is a deficient number, since it is larger than the sum of its proper divisors (109627256).

116809144 is a wasteful number, since it uses less digits than its factorization.

116809144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4183 (or 4179 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 116809144 is about 10807.8279038852. The cubic root of 116809144 is about 488.8312335896.

The spelling of 116809144 in words is "one hundred sixteen million, eight hundred nine thousand, one hundred forty-four".