11963424919 has 2 divisors, whose sum is σ = 11963424920. Its totient is φ = 11963424918.

The previous prime is 11963424911. The next prime is 11963424929. The reversal of 11963424919 is 91942436911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11963424919 - 2³ = 11963424911 is a prime.

It is a super-2 number, since 2×11963424919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11963424911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5981712459 + 5981712460.

It is an arithmetic number, because the mean of its divisors is an integer number (5981712460).

Almost surely, 2^11963424919 is an apocalyptic number.

11963424919 is a deficient number, since it is larger than the sum of its proper divisors (1).

11963424919 is an equidigital number, since it uses as much as digits as its factorization.

11963424919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 49.

The spelling of 11963424919 in words is "eleven billion, nine hundred sixty-three million, four hundred twenty-four thousand, nine hundred nineteen".