11872657963 has 2 divisors, whose sum is σ = 11872657964. Its totient is φ = 11872657962.

The previous prime is 11872657919. The next prime is 11872657991. The reversal of 11872657963 is 36975627811.

It is a strong prime.

It is an emirp because it is prime and its reverse (36975627811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11872657963 - 2³³ = 3282723371 is a prime.

It is not a weakly prime, because it can be changed into another prime (11873657963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5936328981 + 5936328982.

It is an arithmetic number, because the mean of its divisors is an integer number (5936328982).

Almost surely, 2^11872657963 is an apocalyptic number.

11872657963 is a deficient number, since it is larger than the sum of its proper divisors (1).

11872657963 is an equidigital number, since it uses as much as digits as its factorization.

11872657963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3810240, while the sum is 55.

The spelling of 11872657963 in words is "eleven billion, eight hundred seventy-two million, six hundred fifty-seven thousand, nine hundred sixty-three".