992123 has 16 divisors (see below), whose sum is σ = 1175040. Its totient is φ = 828000.

The previous prime is 992113. The next prime is 992129. The reversal of 992123 is 321299.

It is a cyclic number.

It is not a de Polignac number, because 992123 - 2⁸ = 991867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 992092 and 992101.

It is not an unprimeable number, because it can be changed into a prime (992129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9773 + ... + 9873.

It is an arithmetic number, because the mean of its divisors is an integer number (73440).

2⁹⁹²¹²³ is an apocalyptic number.

992123 is a deficient number, since it is larger than the sum of its proper divisors (182917).

992123 is a wasteful number, since it uses less digits than its factorization.

992123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178.

The product of its digits is 972, while the sum is 26.

The square root of 992123 is about 996.0537134111. The cubic root of 992123 is about 99.7367408879.

It can be divided in two parts, 99 and 2123, that added together give a palindrome (2222).

The spelling of 992123 in words is "nine hundred ninety-two thousand, one hundred twenty-three".