1126864841 has 2 divisors, whose sum is σ = 1126864842. Its totient is φ = 1126864840.

The previous prime is 1126864813. The next prime is 1126864847. The reversal of 1126864841 is 1484686211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 734626816 + 392238025 = 27104^2 + 19805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1126864841 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1126864847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563432420 + 563432421.

It is an arithmetic number, because the mean of its divisors is an integer number (563432421).

Almost surely, 2^1126864841 is an apocalyptic number.

It is an amenable number.

1126864841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126864841 is an equidigital number, since it uses as much as digits as its factorization.

1126864841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73728, while the sum is 41.

The square root of 1126864841 is about 33568.8075599953. The cubic root of 1126864841 is about 1040.6162647452.

The spelling of 1126864841 in words is "one billion, one hundred twenty-six million, eight hundred sixty-four thousand, eight hundred forty-one".