1126441817231 has 2 divisors, whose sum is σ = 1126441817232. Its totient is φ = 1126441817230.

The previous prime is 1126441817201. The next prime is 1126441817311. The reversal of 1126441817231 is 1327181446211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1126441817231 - 2¹⁸ = 1126441555087 is a prime.

It is a super-2 number, since 2×1126441817231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126441817201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563220908615 + 563220908616.

It is an arithmetic number, because the mean of its divisors is an integer number (563220908616).

Almost surely, 2^{1126441817231} is an apocalyptic number.

1126441817231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126441817231 is an equidigital number, since it uses as much as digits as its factorization.

1126441817231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 41.

The spelling of 1126441817231 in words is "one trillion, one hundred twenty-six billion, four hundred forty-one million, eight hundred seventeen thousand, two hundred thirty-one".