116491317 has 4 divisors (see below), whose sum is σ = 155321760. Its totient is φ = 77660876.

The previous prime is 116491301. The next prime is 116491321. The reversal of 116491317 is 713194611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 116491317 - 2⁴ = 116491301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116491117) 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 3 ways as a sum of consecutive naturals, for example, 19415217 + ... + 19415222.

It is an arithmetic number, because the mean of its divisors is an integer number (38830440).

Almost surely, 2^116491317 is an apocalyptic number.

It is an amenable number.

116491317 is a deficient number, since it is larger than the sum of its proper divisors (38830443).

116491317 is an equidigital number, since it uses as much as digits as its factorization.

116491317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38830442.

The product of its digits is 4536, while the sum is 33.

The square root of 116491317 is about 10793.1143327586. The cubic root of 116491317 is about 488.3874758416.

The spelling of 116491317 in words is "one hundred sixteen million, four hundred ninety-one thousand, three hundred seventeen".