11410020043991 has 2 divisors, whose sum is σ = 11410020043992. Its totient is φ = 11410020043990.

The previous prime is 11410020043987. The next prime is 11410020044039. The reversal of 11410020043991 is 19934002001411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11410020043991 - 2² = 11410020043987 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11410020043951) 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, 5705010021995 + 5705010021996.

It is an arithmetic number, because the mean of its divisors is an integer number (5705010021996).

Almost surely, 2^{11410020043991} is an apocalyptic number.

11410020043991 is a deficient number, since it is larger than the sum of its proper divisors (1).

11410020043991 is an equidigital number, since it uses as much as digits as its factorization.

11410020043991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 11410020043991 in words is "eleven trillion, four hundred ten billion, twenty million, forty-three thousand, nine hundred ninety-one".