11261219843 has 2 divisors, whose sum is σ = 11261219844. Its totient is φ = 11261219842.

The previous prime is 11261219813. The next prime is 11261219863. The reversal of 11261219843 is 34891216211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11261219843 - 2⁶ = 11261219779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11261219797 and 11261219806.

It is not a weakly prime, because it can be changed into another prime (11261219803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5630609921 + 5630609922.

It is an arithmetic number, because the mean of its divisors is an integer number (5630609922).

Almost surely, 2^11261219843 is an apocalyptic number.

11261219843 is a deficient number, since it is larger than the sum of its proper divisors (1).

11261219843 is an equidigital number, since it uses as much as digits as its factorization.

11261219843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 38.

The spelling of 11261219843 in words is "eleven billion, two hundred sixty-one million, two hundred nineteen thousand, eight hundred forty-three".