12263961547 has 2 divisors, whose sum is σ = 12263961548. Its totient is φ = 12263961546.

The previous prime is 12263961539. The next prime is 12263961571. The reversal of 12263961547 is 74516936221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12263961547 - 2³ = 12263961539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12263961497 and 12263961506.

It is not a weakly prime, because it can be changed into another prime (12263961527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6131980773 + 6131980774.

It is an arithmetic number, because the mean of its divisors is an integer number (6131980774).

Almost surely, 2^12263961547 is an apocalyptic number.

12263961547 is a deficient number, since it is larger than the sum of its proper divisors (1).

12263961547 is an equidigital number, since it uses as much as digits as its factorization.

12263961547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 46.

The spelling of 12263961547 in words is "twelve billion, two hundred sixty-three million, nine hundred sixty-one thousand, five hundred forty-seven".