12303188747 has 4 divisors (see below), whose sum is σ = 12304072200. Its totient is φ = 12302305296.

The previous prime is 12303188743. The next prime is 12303188749. The reversal of 12303188747 is 74788130321.

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 12303188747 - 2² = 12303188743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12303188698 and 12303188707.

It is not an unprimeable number, because it can be changed into a prime (12303188741) 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, 420497 + ... + 448802.

It is an arithmetic number, because the mean of its divisors is an integer number (3076018050).

Almost surely, 2^12303188747 is an apocalyptic number.

12303188747 is a deficient number, since it is larger than the sum of its proper divisors (883453).

12303188747 is an equidigital number, since it uses as much as digits as its factorization.

12303188747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883452.

The product of its (nonzero) digits is 225792, while the sum is 44.

The spelling of 12303188747 in words is "twelve billion, three hundred three million, one hundred eighty-eight thousand, seven hundred forty-seven".