116501121 has 12 divisors (see below), whose sum is σ = 183577680. Its totient is φ = 70606680.

The previous prime is 116501117. The next prime is 116501173. The reversal of 116501121 is 121105611.

It is a happy number.

116501121 is a `hidden beast` number, since 1 + 1 + 650 + 1 + 12 + 1 = 666.

It is not a de Polignac number, because 116501121 - 2² = 116501117 is a prime.

It is a super-2 number, since 2×116501121² = 27145022388513282, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 116501094 and 116501103.

It is not an unprimeable number, because it can be changed into a prime (116501111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 588291 + ... + 588488.

It is an arithmetic number, because the mean of its divisors is an integer number (15298140).

Almost surely, 2^116501121 is an apocalyptic number.

116501121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116501121 is a deficient number, since it is larger than the sum of its proper divisors (67076559).

116501121 is a wasteful number, since it uses less digits than its factorization.

116501121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176796 (or 1176793 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

The square root of 116501121 is about 10793.5685016588. The cubic root of 116501121 is about 488.4011764808.

Adding to 116501121 its reverse (121105611), we get a palindrome (237606732).

The spelling of 116501121 in words is "one hundred sixteen million, five hundred one thousand, one hundred twenty-one".