12040094817 has 12 divisors (see below), whose sum is σ = 17418136320. Its totient is φ = 8014319928.

The previous prime is 12040094813. The next prime is 12040094821. The reversal of 12040094817 is 71849004021.

It is an interprime number because it is at equal distance from previous prime (12040094813) and next prime (12040094821).

It is not a de Polignac number, because 12040094817 - 2² = 12040094813 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12040094813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1028017 + ... + 1039662.

It is an arithmetic number, because the mean of its divisors is an integer number (1451511360).

Almost surely, 2^12040094817 is an apocalyptic number.

It is an amenable number.

12040094817 is a deficient number, since it is larger than the sum of its proper divisors (5378041503).

12040094817 is a wasteful number, since it uses less digits than its factorization.

12040094817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068332 (or 2068329 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

Adding to 12040094817 its reverse (71849004021), we get a palindrome (83889098838).

The spelling of 12040094817 in words is "twelve billion, forty million, ninety-four thousand, eight hundred seventeen".