116513909 has 16 divisors (see below), whose sum is σ = 128169600. Its totient is φ = 105489216.

The previous prime is 116513897. The next prime is 116513927. The reversal of 116513909 is 909315611.

It is not a de Polignac number, because 116513909 - 2¹⁶ = 116448373 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116513959) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 55727 + ... + 57779.

It is an arithmetic number, because the mean of its divisors is an integer number (8010600).

Almost surely, 2^116513909 is an apocalyptic number.

116513909 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

116513909 is a deficient number, since it is larger than the sum of its proper divisors (11655691).

116513909 is a wasteful number, since it uses less digits than its factorization.

116513909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 116513909 is about 10794.1608752140. The cubic root of 116513909 is about 488.4190459676.

The spelling of 116513909 in words is "one hundred sixteen million, five hundred thirteen thousand, nine hundred nine".