116520155 has 8 divisors (see below), whose sum is σ = 143234784. Its totient is φ = 90942400.

The previous prime is 116520149. The next prime is 116520163. The reversal of 116520155 is 551025611.

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

It is not a de Polignac number, because 116520155 - 2¹⁰ = 116519131 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, 283991 + ... + 284400.

It is an arithmetic number, because the mean of its divisors is an integer number (17904348).

Almost surely, 2^116520155 is an apocalyptic number.

116520155 is a deficient number, since it is larger than the sum of its proper divisors (26714629).

116520155 is an equidigital number, since it uses as much as digits as its factorization.

116520155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568437.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 116520155 is about 10794.4501944286. The cubic root of 116520155 is about 488.4277734259.

Adding to 116520155 its reverse (551025611), we get a palindrome (667545766).

The spelling of 116520155 in words is "one hundred sixteen million, five hundred twenty thousand, one hundred fifty-five".