523123283 has 2 divisors, whose sum is σ = 523123284. Its totient is φ = 523123282.

The previous prime is 523123261. The next prime is 523123297. The reversal of 523123283 is 382321325.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523123283 - 2¹² = 523119187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (523123213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261561641 + 261561642.

It is an arithmetic number, because the mean of its divisors is an integer number (261561642).

Almost surely, 2^523123283 is an apocalyptic number.

523123283 is a deficient number, since it is larger than the sum of its proper divisors (1).

523123283 is an equidigital number, since it uses as much as digits as its factorization.

523123283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 523123283 is about 22871.8884878359. Note that the first 3 decimals coincide. The cubic root of 523123283 is about 805.7519216939.

The spelling of 523123283 in words is "five hundred twenty-three million, one hundred twenty-three thousand, two hundred eighty-three".