11141731291 has 2 divisors, whose sum is σ = 11141731292. Its totient is φ = 11141731290.

The previous prime is 11141731253. The next prime is 11141731319. The reversal of 11141731291 is 19213714111.

11141731291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (19213714111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11141731291 - 2⁷ = 11141731163 is a prime.

It is not a weakly prime, because it can be changed into another prime (11141734291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570865645 + 5570865646.

It is an arithmetic number, because the mean of its divisors is an integer number (5570865646).

Almost surely, 2^11141731291 is an apocalyptic number.

11141731291 is a deficient number, since it is larger than the sum of its proper divisors (1).

11141731291 is an equidigital number, since it uses as much as digits as its factorization.

11141731291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 31.

The spelling of 11141731291 in words is "eleven billion, one hundred forty-one million, seven hundred thirty-one thousand, two hundred ninety-one".