477447013 has 2 divisors, whose sum is σ = 477447014. Its totient is φ = 477447012.

The previous prime is 477447011. The next prime is 477447037. The reversal of 477447013 is 310744774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 349802209 + 127644804 = 18703^2 + 11298^2 .

It is a cyclic number.

It is not a de Polignac number, because 477447013 - 2¹ = 477447011 is a prime.

Together with 477447011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477447011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238723506 + 238723507.

It is an arithmetic number, because the mean of its divisors is an integer number (238723507).

Almost surely, 2^477447013 is an apocalyptic number.

It is an amenable number.

477447013 is a deficient number, since it is larger than the sum of its proper divisors (1).

477447013 is an equidigital number, since it uses as much as digits as its factorization.

477447013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65856, while the sum is 37.

The square root of 477447013 is about 21850.5609310150. The cubic root of 477447013 is about 781.5829201431.

The spelling of 477447013 in words is "four hundred seventy-seven million, four hundred forty-seven thousand, thirteen".