475349503 has 2 divisors, whose sum is σ = 475349504. Its totient is φ = 475349502.

The previous prime is 475349453. The next prime is 475349521. The reversal of 475349503 is 305943574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475349503 - 2¹³ = 475341311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475349593) 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, 237674751 + 237674752.

It is an arithmetic number, because the mean of its divisors is an integer number (237674752).

Almost surely, 2^475349503 is an apocalyptic number.

475349503 is a deficient number, since it is larger than the sum of its proper divisors (1).

475349503 is an equidigital number, since it uses as much as digits as its factorization.

475349503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 475349503 is about 21802.5113920392. The cubic root of 475349503 is about 780.4366955247.

The spelling of 475349503 in words is "four hundred seventy-five million, three hundred forty-nine thousand, five hundred three".