116811823 has 2 divisors, whose sum is σ = 116811824. Its totient is φ = 116811822.

The previous prime is 116811809. The next prime is 116811833. The reversal of 116811823 is 328118611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116811823 - 2²¹ = 114714671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116811833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58405911 + 58405912.

It is an arithmetic number, because the mean of its divisors is an integer number (58405912).

Almost surely, 2^116811823 is an apocalyptic number.

116811823 is a deficient number, since it is larger than the sum of its proper divisors (1).

116811823 is an equidigital number, since it uses as much as digits as its factorization.

116811823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 31.

The square root of 116811823 is about 10807.9518411214. The cubic root of 116811823 is about 488.8349706511.

The spelling of 116811823 in words is "one hundred sixteen million, eight hundred eleven thousand, eight hundred twenty-three".