477540983 has 4 divisors (see below), whose sum is σ = 477626808. Its totient is φ = 477455160.

The previous prime is 477540967. The next prime is 477540997. The reversal of 477540983 is 389045774.

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

It is a cyclic number.

It is not a de Polignac number, because 477540983 - 2⁴ = 477540967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477540923) 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, 33941 + ... + 45902.

It is an arithmetic number, because the mean of its divisors is an integer number (119406702).

Almost surely, 2^477540983 is an apocalyptic number.

477540983 is a deficient number, since it is larger than the sum of its proper divisors (85825).

477540983 is an equidigital number, since it uses as much as digits as its factorization.

477540983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85824.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 477540983 is about 21852.7111132692. The cubic root of 477540983 is about 781.6341932178.

The spelling of 477540983 in words is "four hundred seventy-seven million, five hundred forty thousand, nine hundred eighty-three".