116814381 has 8 divisors (see below), whose sum is σ = 157886400. Its totient is φ = 76809312.

The previous prime is 116814331. The next prime is 116814391. The reversal of 116814381 is 183418611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116814381 - 2⁷ = 116814253 is a prime.

It is a super-2 number, since 2×116814381² = 27291199216826322, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116814331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266481 + ... + 266918.

It is an arithmetic number, because the mean of its divisors is an integer number (19735800).

Almost surely, 2^116814381 is an apocalyptic number.

It is an amenable number.

116814381 is a deficient number, since it is larger than the sum of its proper divisors (41072019).

116814381 is an equidigital number, since it uses as much as digits as its factorization.

116814381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533475.

The product of its digits is 4608, while the sum is 33.

The square root of 116814381 is about 10808.0701792688. The cubic root of 116814381 is about 488.8385388708.

The spelling of 116814381 in words is "one hundred sixteen million, eight hundred fourteen thousand, three hundred eighty-one".