11803044091 has 2 divisors, whose sum is σ = 11803044092. Its totient is φ = 11803044090.

The previous prime is 11803044041. The next prime is 11803044139. The reversal of 11803044091 is 19044030811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11803044091 - 2⁹ = 11803043579 is a prime.

It is not a weakly prime, because it can be changed into another prime (11803044031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5901522045 + 5901522046.

It is an arithmetic number, because the mean of its divisors is an integer number (5901522046).

Almost surely, 2^11803044091 is an apocalyptic number.

11803044091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11803044091 is an equidigital number, since it uses as much as digits as its factorization.

11803044091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 11803044091 in words is "eleven billion, eight hundred three million, forty-four thousand, ninety-one".