477423943 has 2 divisors, whose sum is σ = 477423944. Its totient is φ = 477423942.

The previous prime is 477423941. The next prime is 477423953. The reversal of 477423943 is 349324774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 477423943 - 2¹ = 477423941 is a prime.

Together with 477423941, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 477423943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477423941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238711971 + 238711972.

It is an arithmetic number, because the mean of its divisors is an integer number (238711972).

Almost surely, 2^477423943 is an apocalyptic number.

477423943 is a deficient number, since it is larger than the sum of its proper divisors (1).

477423943 is an equidigital number, since it uses as much as digits as its factorization.

477423943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 43.

The square root of 477423943 is about 21850.0330205700. The cubic root of 477423943 is about 781.5703313755.

The spelling of 477423943 in words is "four hundred seventy-seven million, four hundred twenty-three thousand, nine hundred forty-three".