405289241317 has 2 divisors, whose sum is σ = 405289241318. Its totient is φ = 405289241316.

The previous prime is 405289241311. The next prime is 405289241339. The reversal of 405289241317 is 713142982504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 371357390881 + 33931850436 = 609391^2 + 184206^2 .

It is a cyclic number.

It is not a de Polignac number, because 405289241317 - 2²³ = 405280852709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405289241311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202644620658 + 202644620659.

It is an arithmetic number, because the mean of its divisors is an integer number (202644620659).

Almost surely, 2^405289241317 is an apocalyptic number.

It is an amenable number.

405289241317 is a deficient number, since it is larger than the sum of its proper divisors (1).

405289241317 is an equidigital number, since it uses as much as digits as its factorization.

405289241317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 405289241317 in words is "four hundred five billion, two hundred eighty-nine million, two hundred forty-one thousand, three hundred seventeen".