481391603 has 12 divisors (see below), whose sum is σ = 604724400. Its totient is φ = 375109680.

The previous prime is 481391597. The next prime is 481391627. The reversal of 481391603 is 306193184.

It is not a de Polignac number, because 481391603 - 2⁸ = 481391347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481391803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283328 + ... + 285021.

It is an arithmetic number, because the mean of its divisors is an integer number (50393700).

Almost surely, 2^481391603 is an apocalyptic number.

481391603 is a deficient number, since it is larger than the sum of its proper divisors (123332797).

481391603 is a wasteful number, since it uses less digits than its factorization.

481391603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568378 (or 568367 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 481391603 is about 21940.6381630070. The cubic root of 481391603 is about 783.7294567304.

The spelling of 481391603 in words is "four hundred eighty-one million, three hundred ninety-one thousand, six hundred three".