116914181 has 4 divisors (see below), whose sum is σ = 117507852. Its totient is φ = 116320512.

The previous prime is 116914169. The next prime is 116914199. The reversal of 116914181 is 181419611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 113763556 + 3150625 = 10666^2 + 1775^2 .

It is a cyclic number.

It is not a de Polignac number, because 116914181 - 2¹⁰ = 116913157 is a prime.

It is a super-2 number, since 2×116914181² = 27337851437801522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116914111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296540 + ... + 296933.

It is an arithmetic number, because the mean of its divisors is an integer number (29376963).

Almost surely, 2^116914181 is an apocalyptic number.

It is an amenable number.

116914181 is a deficient number, since it is larger than the sum of its proper divisors (593671).

116914181 is an equidigital number, since it uses as much as digits as its factorization.

116914181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593670.

The product of its digits is 1728, while the sum is 32.

The square root of 116914181 is about 10812.6861140052. The cubic root of 116914181 is about 488.9777118018.

The spelling of 116914181 in words is "one hundred sixteen million, nine hundred fourteen thousand, one hundred eighty-one".