12227275147 has 2 divisors, whose sum is σ = 12227275148. Its totient is φ = 12227275146.

The previous prime is 12227275141. The next prime is 12227275169. The reversal of 12227275147 is 74157272221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12227275147 is a prime.

It is not a weakly prime, because it can be changed into another prime (12227275141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113637573 + 6113637574.

It is an arithmetic number, because the mean of its divisors is an integer number (6113637574).

Almost surely, 2^12227275147 is an apocalyptic number.

12227275147 is a deficient number, since it is larger than the sum of its proper divisors (1).

12227275147 is an equidigital number, since it uses as much as digits as its factorization.

12227275147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 109760, while the sum is 40.

The spelling of 12227275147 in words is "twelve billion, two hundred twenty-seven million, two hundred seventy-five thousand, one hundred forty-seven".