478259653 has 2 divisors, whose sum is σ = 478259654. Its totient is φ = 478259652.

The previous prime is 478259633. The next prime is 478259687. The reversal of 478259653 is 356952874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 346629924 + 131629729 = 18618^2 + 11473^2 .

It is a cyclic number.

It is not a de Polignac number, because 478259653 - 2²⁵ = 444705221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 478259597 and 478259606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478259603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239129826 + 239129827.

It is an arithmetic number, because the mean of its divisors is an integer number (239129827).

Almost surely, 2^478259653 is an apocalyptic number.

It is an amenable number.

478259653 is a deficient number, since it is larger than the sum of its proper divisors (1).

478259653 is an equidigital number, since it uses as much as digits as its factorization.

478259653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 49.

The square root of 478259653 is about 21869.1484287798. The cubic root of 478259653 is about 782.0261005847.

The spelling of 478259653 in words is "four hundred seventy-eight million, two hundred fifty-nine thousand, six hundred fifty-three".