116431855 has 8 divisors (see below), whose sum is σ = 139786272. Its totient is φ = 93100128.

The previous prime is 116431853. The next prime is 116431873. The reversal of 116431855 is 558134611.

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

It is a cyclic number.

It is not a de Polignac number, because 116431855 - 2¹ = 116431853 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116431855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116431853) 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, 9142 + ... + 17788.

It is an arithmetic number, because the mean of its divisors is an integer number (17473284).

Almost surely, 2^116431855 is an apocalyptic number.

116431855 is a deficient number, since it is larger than the sum of its proper divisors (23354417).

116431855 is an equidigital number, since it uses as much as digits as its factorization.

116431855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11345.

The product of its digits is 14400, while the sum is 34.

The square root of 116431855 is about 10790.3593545350. The cubic root of 116431855 is about 488.3043639571.

The spelling of 116431855 in words is "one hundred sixteen million, four hundred thirty-one thousand, eight hundred fifty-five".