11441943149 has 16 divisors (see below), whose sum is σ = 14087388672. Its totient is φ = 9049753728.

The previous prime is 11441943133. The next prime is 11441943187. The reversal of 11441943149 is 94134914411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11441943149 - 2⁴ = 11441943133 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11441943199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254297 + ... + 295889.

It is an arithmetic number, because the mean of its divisors is an integer number (880461792).

Almost surely, 2^11441943149 is an apocalyptic number.

It is an amenable number.

11441943149 is a deficient number, since it is larger than the sum of its proper divisors (2645445523).

11441943149 is a wasteful number, since it uses less digits than its factorization.

11441943149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44636.

The product of its digits is 62208, while the sum is 41.

The spelling of 11441943149 in words is "eleven billion, four hundred forty-one million, nine hundred forty-three thousand, one hundred forty-nine".