485021903 has 2 divisors, whose sum is σ = 485021904. Its totient is φ = 485021902.

The previous prime is 485021857. The next prime is 485021959. The reversal of 485021903 is 309120584.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485021903 - 2¹⁴ = 485005519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 485021903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485021003) 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, 242510951 + 242510952.

It is an arithmetic number, because the mean of its divisors is an integer number (242510952).

Almost surely, 2^485021903 is an apocalyptic number.

485021903 is a deficient number, since it is larger than the sum of its proper divisors (1).

485021903 is an equidigital number, since it uses as much as digits as its factorization.

485021903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 485021903 is about 22023.2128219295. The cubic root of 485021903 is about 785.6946279678.

It can be divided in two parts, 48502 and 1903, that added together give a palindrome (50405).

The spelling of 485021903 in words is "four hundred eighty-five million, twenty-one thousand, nine hundred three".