475166803 has 2 divisors, whose sum is σ = 475166804. Its totient is φ = 475166802.

The previous prime is 475166771. The next prime is 475166843. The reversal of 475166803 is 308661574.

It is a happy number.

It is an a-pointer prime, because the next prime (475166843) can be obtained adding 475166803 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 475166803 - 2⁵ = 475166771 is a prime.

It is not a weakly prime, because it can be changed into another prime (475166843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237583401 + 237583402.

It is an arithmetic number, because the mean of its divisors is an integer number (237583402).

Almost surely, 2^475166803 is an apocalyptic number.

475166803 is a deficient number, since it is larger than the sum of its proper divisors (1).

475166803 is an equidigital number, since it uses as much as digits as its factorization.

475166803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 475166803 is about 21798.3211050760. The cubic root of 475166803 is about 780.3366960823.

The spelling of 475166803 in words is "four hundred seventy-five million, one hundred sixty-six thousand, eight hundred three".