12403252617 has 8 divisors (see below), whose sum is σ = 18900194496. Its totient is φ = 7087572912.

The previous prime is 12403252607. The next prime is 12403252633. The reversal of 12403252617 is 71625230421.

12403252617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12403252617 - 2⁴ = 12403252601 is a prime.

It is a super-2 number, since 2×12403252617² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12403252607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295315518 + ... + 295315559.

It is an arithmetic number, because the mean of its divisors is an integer number (2362524312).

Almost surely, 2^12403252617 is an apocalyptic number.

It is an amenable number.

12403252617 is a deficient number, since it is larger than the sum of its proper divisors (6496941879).

12403252617 is an equidigital number, since it uses as much as digits as its factorization.

12403252617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590631087.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 12403252617 in words is "twelve billion, four hundred three million, two hundred fifty-two thousand, six hundred seventeen".