116511155 has 8 divisors (see below), whose sum is σ = 140430672. Its totient is φ = 92797408.

The previous prime is 116511137. The next prime is 116511179. The reversal of 116511155 is 551115611.

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

It is a cyclic number.

It is not a de Polignac number, because 116511155 - 2¹⁰ = 116510131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50192 + ... + 52461.

It is an arithmetic number, because the mean of its divisors is an integer number (17553834).

Almost surely, 2^116511155 is an apocalyptic number.

116511155 is a deficient number, since it is larger than the sum of its proper divisors (23919517).

116511155 is a wasteful number, since it uses less digits than its factorization.

116511155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102885.

The product of its digits is 750, while the sum is 26.

The square root of 116511155 is about 10794.0333054887. The cubic root of 116511155 is about 488.4151977385.

Adding to 116511155 its reverse (551115611), we get a palindrome (667626766).

The spelling of 116511155 in words is "one hundred sixteen million, five hundred eleven thousand, one hundred fifty-five".