12617002307387 has 4 divisors (see below), whose sum is σ = 12618186234936. Its totient is φ = 12615818379840.

The previous prime is 12617002307383. The next prime is 12617002307411. The reversal of 12617002307387 is 78370320071621.

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

It is a cyclic number.

It is not a de Polignac number, because 12617002307387 - 2² = 12617002307383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12617002307383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591947789 + ... + 591969102.

It is an arithmetic number, because the mean of its divisors is an integer number (3154546558734).

Almost surely, 2^{12617002307387} is an apocalyptic number.

12617002307387 is a deficient number, since it is larger than the sum of its proper divisors (1183927549).

12617002307387 is a wasteful number, since it uses less digits than its factorization.

12617002307387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183927548.

The product of its (nonzero) digits is 592704, while the sum is 47.

The spelling of 12617002307387 in words is "twelve trillion, six hundred seventeen billion, two million, three hundred seven thousand, three hundred eighty-seven".