475903143 has 12 divisors (see below), whose sum is σ = 717303600. Its totient is φ = 303474336.

The previous prime is 475903123. The next prime is 475903147. The reversal of 475903143 is 341309574.

It is not a de Polignac number, because 475903143 - 2¹⁴ = 475886759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475903098 and 475903107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475903147) 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 in 11 ways as a sum of consecutive naturals, for example, 1149318 + ... + 1149731.

It is an arithmetic number, because the mean of its divisors is an integer number (59775300).

Almost surely, 2^475903143 is an apocalyptic number.

475903143 is a deficient number, since it is larger than the sum of its proper divisors (241400457).

475903143 is a wasteful number, since it uses less digits than its factorization.

475903143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299078 (or 2299075 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 475903143 is about 21815.2043996842. The cubic root of 475903143 is about 780.7395697464.

The spelling of 475903143 in words is "four hundred seventy-five million, nine hundred three thousand, one hundred forty-three".