485783923 has 2 divisors, whose sum is σ = 485783924. Its totient is φ = 485783922.

The previous prime is 485783911. The next prime is 485783927. The reversal of 485783923 is 329387584.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485783923 is a prime.

It is not a weakly prime, because it can be changed into another prime (485783927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242891961 + 242891962.

It is an arithmetic number, because the mean of its divisors is an integer number (242891962).

Almost surely, 2^485783923 is an apocalyptic number.

485783923 is a deficient number, since it is larger than the sum of its proper divisors (1).

485783923 is an equidigital number, since it uses as much as digits as its factorization.

485783923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 49.

The square root of 485783923 is about 22040.5064143272. The cubic root of 485783923 is about 786.1058820729.

The spelling of 485783923 in words is "four hundred eighty-five million, seven hundred eighty-three thousand, nine hundred twenty-three".