477040331 has 2 divisors, whose sum is σ = 477040332. Its totient is φ = 477040330.

The previous prime is 477040241. The next prime is 477040339. The reversal of 477040331 is 133040774.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-477040331 is a prime.

It is a super-2 number, since 2×477040331² = 455134954801179122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 477040294 and 477040303.

It is not a weakly prime, because it can be changed into another prime (477040339) 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 as a sum of consecutive naturals, namely, 238520165 + 238520166.

It is an arithmetic number, because the mean of its divisors is an integer number (238520166).

Almost surely, 2^477040331 is an apocalyptic number.

477040331 is a deficient number, since it is larger than the sum of its proper divisors (1).

477040331 is an equidigital number, since it uses as much as digits as its factorization.

477040331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 477040331 is about 21841.2529631429. The cubic root of 477040331 is about 781.3609436812.

The spelling of 477040331 in words is "four hundred seventy-seven million, forty thousand, three hundred thirty-one".