116534155 has 4 divisors (see below), whose sum is σ = 139840992. Its totient is φ = 93227320.

The previous prime is 116534147. The next prime is 116534179. The reversal of 116534155 is 551435611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 116534155 - 2³ = 116534147 is a prime.

It is a Smith number, since the sum of its digits (31) 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11653411 + ... + 11653420.

It is an arithmetic number, because the mean of its divisors is an integer number (34960248).

Almost surely, 2^116534155 is an apocalyptic number.

116534155 is a deficient number, since it is larger than the sum of its proper divisors (23306837).

116534155 is an equidigital number, since it uses as much as digits as its factorization.

116534155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23306836.

The product of its digits is 9000, while the sum is 31.

The square root of 116534155 is about 10795.0986563347. The cubic root of 116534155 is about 488.4473343193.

Adding to 116534155 its reverse (551435611), we get a palindrome (667969766).

The spelling of 116534155 in words is "one hundred sixteen million, five hundred thirty-four thousand, one hundred fifty-five".