11441431189 has 2 divisors, whose sum is σ = 11441431190. Its totient is φ = 11441431188.

The previous prime is 11441431181. The next prime is 11441431193. The reversal of 11441431189 is 98113414411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10818080100 + 623351089 = 104010^2 + 24967^2 .

It is a cyclic number.

It is not a de Polignac number, because 11441431189 - 2³ = 11441431181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11441431181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5720715594 + 5720715595.

It is an arithmetic number, because the mean of its divisors is an integer number (5720715595).

Almost surely, 2^11441431189 is an apocalyptic number.

It is an amenable number.

11441431189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11441431189 is an equidigital number, since it uses as much as digits as its factorization.

11441431189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 37.

The spelling of 11441431189 in words is "eleven billion, four hundred forty-one million, four hundred thirty-one thousand, one hundred eighty-nine".