11962147811 has 2 divisors, whose sum is σ = 11962147812. Its totient is φ = 11962147810.

The previous prime is 11962147787. The next prime is 11962147817. The reversal of 11962147811 is 11874126911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11962147811 - 2³⁰ = 10888405987 is a prime.

It is not a weakly prime, because it can be changed into another prime (11962147817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5981073905 + 5981073906.

It is an arithmetic number, because the mean of its divisors is an integer number (5981073906).

Almost surely, 2^11962147811 is an apocalyptic number.

11962147811 is a deficient number, since it is larger than the sum of its proper divisors (1).

11962147811 is an equidigital number, since it uses as much as digits as its factorization.

11962147811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 41.

The spelling of 11962147811 in words is "eleven billion, nine hundred sixty-two million, one hundred forty-seven thousand, eight hundred eleven".