475503803 has 2 divisors, whose sum is σ = 475503804. Its totient is φ = 475503802.

The previous prime is 475503799. The next prime is 475503811. The reversal of 475503803 is 308305574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 475503803 - 2² = 475503799 is a prime.

It is a super-2 number, since 2×475503803² = 452207733334925618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (475503883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237751901 + 237751902.

It is an arithmetic number, because the mean of its divisors is an integer number (237751902).

Almost surely, 2^475503803 is an apocalyptic number.

475503803 is a deficient number, since it is larger than the sum of its proper divisors (1).

475503803 is an equidigital number, since it uses as much as digits as its factorization.

475503803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 475503803 is about 21806.0496881026. The cubic root of 475503803 is about 780.5211304889.

The spelling of 475503803 in words is "four hundred seventy-five million, five hundred three thousand, eight hundred three".