405112301303117 has 4 divisors (see below), whose sum is σ = 406102795927740. Its totient is φ = 404121806678496.

The previous prime is 405112301303051. The next prime is 405112301303147. The reversal of 405112301303117 is 711303103211504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 307659352728841 + 97452948574276 = 17540221^2 + 9871826^2 .

It is a cyclic number.

It is not a de Polignac number, because 405112301303117 - 2¹⁸ = 405112301040973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405112301303147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495247311698 + ... + 495247312515.

It is an arithmetic number, because the mean of its divisors is an integer number (101525698981935).

Almost surely, 2^{405112301303117} is an apocalyptic number.

It is an amenable number.

405112301303117 is a deficient number, since it is larger than the sum of its proper divisors (990494624623).

405112301303117 is an equidigital number, since it uses as much as digits as its factorization.

405112301303117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990494624622.

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 405112301303117 in words is "four hundred five trillion, one hundred twelve billion, three hundred one million, three hundred three thousand, one hundred seventeen".