12111007963 has 2 divisors, whose sum is σ = 12111007964. Its totient is φ = 12111007962.

The previous prime is 12111007919. The next prime is 12111007973. The reversal of 12111007963 is 36970011121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12111007963 is a prime.

It is not a weakly prime, because it can be changed into another prime (12111007913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055503981 + 6055503982.

It is an arithmetic number, because the mean of its divisors is an integer number (6055503982).

Almost surely, 2^12111007963 is an apocalyptic number.

12111007963 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111007963 is an equidigital number, since it uses as much as digits as its factorization.

12111007963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 31.

The spelling of 12111007963 in words is "twelve billion, one hundred eleven million, seven thousand, nine hundred sixty-three".