10047312317 has 4 divisors (see below), whose sum is σ = 11482642656. Its totient is φ = 8611981980.

The previous prime is 10047312313. The next prime is 10047312367. The reversal of 10047312317 is 71321374001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71321374001 = 10861 ⋅6566741.

It is not a de Polignac number, because 10047312317 - 2² = 10047312313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10047312317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10047312313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717665159 + ... + 717665172.

It is an arithmetic number, because the mean of its divisors is an integer number (2870660664).

Almost surely, 2^10047312317 is an apocalyptic number.

It is an amenable number.

10047312317 is a deficient number, since it is larger than the sum of its proper divisors (1435330339).

10047312317 is an equidigital number, since it uses as much as digits as its factorization.

10047312317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435330338.

The product of its (nonzero) digits is 3528, while the sum is 29.

Adding to 10047312317 its reverse (71321374001), we get a palindrome (81368686318).

The spelling of 10047312317 in words is "ten billion, forty-seven million, three hundred twelve thousand, three hundred seventeen".