116431223 has 2 divisors, whose sum is σ = 116431224. Its totient is φ = 116431222.

The previous prime is 116431219. The next prime is 116431241. The reversal of 116431223 is 322134611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116431223 - 2² = 116431219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116431243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58215611 + 58215612.

It is an arithmetic number, because the mean of its divisors is an integer number (58215612).

Almost surely, 2^116431223 is an apocalyptic number.

116431223 is a deficient number, since it is larger than the sum of its proper divisors (1).

116431223 is an equidigital number, since it uses as much as digits as its factorization.

116431223 is an evil number, because the sum of its binary digits is even.

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

The square root of 116431223 is about 10790.3300690943. The cubic root of 116431223 is about 488.3034804391.

Adding to 116431223 its reverse (322134611), we get a palindrome (438565834).

The spelling of 116431223 in words is "one hundred sixteen million, four hundred thirty-one thousand, two hundred twenty-three".