116322431 has 4 divisors (see below), whose sum is σ = 121379952. Its totient is φ = 111264912.

The previous prime is 116322403. The next prime is 116322467. The reversal of 116322431 is 134223611.

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

It is a cyclic number.

It is not a de Polignac number, because 116322431 - 2²² = 112128127 is a prime.

It is a super-2 number, since 2×116322431² = 27061815907499522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 5057497 = 116322431 / (1 + 1 + 6 + 3 + 2 + 2 + 4 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116322397 and 116322406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116322491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2528726 + ... + 2528771.

It is an arithmetic number, because the mean of its divisors is an integer number (30344988).

Almost surely, 2^116322431 is an apocalyptic number.

116322431 is a deficient number, since it is larger than the sum of its proper divisors (5057521).

116322431 is an equidigital number, since it uses as much as digits as its factorization.

116322431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057520.

The product of its digits is 864, while the sum is 23.

The square root of 116322431 is about 10785.2877105806. The cubic root of 116322431 is about 488.1513446533.

The spelling of 116322431 in words is "one hundred sixteen million, three hundred twenty-two thousand, four hundred thirty-one".