116513361 has 6 divisors (see below), whose sum is σ = 168297090. Its totient is φ = 77675568.

The previous prime is 116513347. The next prime is 116513363. The reversal of 116513361 is 163315611.

116513361 is a `hidden beast` number, since 1 + 1 + 651 + 3 + 3 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 116316225 + 197136 = 10785^2 + 444^2 .

It is not a de Polignac number, because 116513361 - 2¹⁰ = 116512337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (116513363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6472956 + ... + 6472973.

It is an arithmetic number, because the mean of its divisors is an integer number (28049515).

Almost surely, 2^116513361 is an apocalyptic number.

It is an amenable number.

116513361 is a deficient number, since it is larger than the sum of its proper divisors (51783729).

116513361 is a wasteful number, since it uses less digits than its factorization.

116513361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12945935 (or 12945932 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 116513361 is about 10794.1354910896. The cubic root of 116513361 is about 488.4182802391.

Adding to 116513361 its reverse (163315611), we get a palindrome (279828972).

The spelling of 116513361 in words is "one hundred sixteen million, five hundred thirteen thousand, three hundred sixty-one".