476649013 has 2 divisors, whose sum is σ = 476649014. Its totient is φ = 476649012.

The previous prime is 476649011. The next prime is 476649031. The reversal of 476649013 is 310946674.

Together with next prime (476649031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 458730724 + 17918289 = 21418^2 + 4233^2 .

It is a cyclic number.

It is not a de Polignac number, because 476649013 - 2¹ = 476649011 is a prime.

Together with 476649011, 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 (476649011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238324506 + 238324507.

It is an arithmetic number, because the mean of its divisors is an integer number (238324507).

Almost surely, 2^476649013 is an apocalyptic number.

It is an amenable number.

476649013 is a deficient number, since it is larger than the sum of its proper divisors (1).

476649013 is an equidigital number, since it uses as much as digits as its factorization.

476649013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 476649013 is about 21832.2928937847. The cubic root of 476649013 is about 781.1472341158.

The spelling of 476649013 in words is "four hundred seventy-six million, six hundred forty-nine thousand, thirteen".