11341544021 has 2 divisors, whose sum is σ = 11341544022. Its totient is φ = 11341544020.

The previous prime is 11341543951. The next prime is 11341544051. The reversal of 11341544021 is 12044514311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5680636900 + 5660907121 = 75370^2 + 75239^2 .

It is a cyclic number.

It is not a de Polignac number, because 11341544021 - 2²² = 11337349717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11341544051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5670772010 + 5670772011.

It is an arithmetic number, because the mean of its divisors is an integer number (5670772011).

Almost surely, 2^11341544021 is an apocalyptic number.

It is an amenable number.

11341544021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11341544021 is an equidigital number, since it uses as much as digits as its factorization.

11341544021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

The spelling of 11341544021 in words is "eleven billion, three hundred forty-one million, five hundred forty-four thousand, twenty-one".