475279403 has 4 divisors (see below), whose sum is σ = 475608408. Its totient is φ = 474950400.

The previous prime is 475279379. The next prime is 475279411. The reversal of 475279403 is 304972574.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475279403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475279423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162326 + ... + 165227.

It is an arithmetic number, because the mean of its divisors is an integer number (118902102).

Almost surely, 2^475279403 is an apocalyptic number.

475279403 is a deficient number, since it is larger than the sum of its proper divisors (329005).

475279403 is a wasteful number, since it uses less digits than its factorization.

475279403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329004.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 475279403 is about 21800.9037198002. The cubic root of 475279403 is about 780.3983298580.

The spelling of 475279403 in words is "four hundred seventy-five million, two hundred seventy-nine thousand, four hundred three".