116520115 has 8 divisors (see below), whose sum is σ = 144645840. Its totient is φ = 90001632.

The previous prime is 116520101. The next prime is 116520119. The reversal of 116520115 is 511025611.

It is a happy number.

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 116520115 - 2⁷ = 116519987 is a prime.

It is a super-2 number, since 2×116520115² = 27153874399226450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116520119) 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 7 ways as a sum of consecutive naturals, for example, 401649 + ... + 401938.

It is an arithmetic number, because the mean of its divisors is an integer number (18080730).

Almost surely, 2^116520115 is an apocalyptic number.

116520115 is a deficient number, since it is larger than the sum of its proper divisors (28125725).

116520115 is an equidigital number, since it uses as much as digits as its factorization.

116520115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803621.

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 116520115 is about 10794.4483416245. The cubic root of 116520115 is about 488.4277175354.

Adding to 116520115 its reverse (511025611), we get a palindrome (627545726).

The spelling of 116520115 in words is "one hundred sixteen million, five hundred twenty thousand, one hundred fifteen".