471245639413 has 2 divisors, whose sum is σ = 471245639414. Its totient is φ = 471245639412.

The previous prime is 471245639401. The next prime is 471245639429. The reversal of 471245639413 is 314936542174.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 471245179729 + 459684 = 686473^2 + 678^2 .

It is a cyclic number.

It is not a de Polignac number, because 471245639413 - 2⁹ = 471245638901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (471245039413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235622819706 + 235622819707.

It is an arithmetic number, because the mean of its divisors is an integer number (235622819707).

Almost surely, 2^471245639413 is an apocalyptic number.

It is an amenable number.

471245639413 is a deficient number, since it is larger than the sum of its proper divisors (1).

471245639413 is an equidigital number, since it uses as much as digits as its factorization.

471245639413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 49.

The spelling of 471245639413 in words is "four hundred seventy-one billion, two hundred forty-five million, six hundred thirty-nine thousand, four hundred thirteen".