992585123 has 2 divisors, whose sum is σ = 992585124. Its totient is φ = 992585122.

The previous prime is 992585089. The next prime is 992585129. The reversal of 992585123 is 321585299.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 992585123 - 2¹⁴ = 992568739 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (992585129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496292561 + 496292562.

It is an arithmetic number, because the mean of its divisors is an integer number (496292562).

Almost surely, 2^992585123 is an apocalyptic number.

992585123 is a deficient number, since it is larger than the sum of its proper divisors (1).

992585123 is an equidigital number, since it uses as much as digits as its factorization.

992585123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 44.

The square root of 992585123 is about 31505.3189636290. The cubic root of 992585123 is about 997.5222401098.

The spelling of 992585123 in words is "nine hundred ninety-two million, five hundred eighty-five thousand, one hundred twenty-three".