8111923 has 2 divisors, whose sum is σ = 8111924. Its totient is φ = 8111922.

The previous prime is 8111911. The next prime is 8111947. The reversal of 8111923 is 3291118.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8111923 is a prime.

It is a zygodrome in base 6.

It is not a weakly prime, because it can be changed into another prime (8111903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4055961 + 4055962.

It is an arithmetic number, because the mean of its divisors is an integer number (4055962).

Almost surely, 2^8111923 is an apocalyptic number.

8111923 is a deficient number, since it is larger than the sum of its proper divisors (1).

8111923 is an equidigital number, since it uses as much as digits as its factorization.

8111923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 25.

The square root of 8111923 is about 2848.1437814830. The cubic root of 8111923 is about 200.9283755925.

The spelling of 8111923 in words is "eight million, one hundred eleven thousand, nine hundred twenty-three".