1123526729747 has 2 divisors, whose sum is σ = 1123526729748. Its totient is φ = 1123526729746.

The previous prime is 1123526729711. The next prime is 1123526729771. The reversal of 1123526729747 is 7479276253211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1123526729747 - 2¹⁸ = 1123526467603 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123526729692 and 1123526729701.

It is not a weakly prime, because it can be changed into another prime (1123526729947) 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, 561763364873 + 561763364874.

It is an arithmetic number, because the mean of its divisors is an integer number (561763364874).

Almost surely, 2^{1123526729747} is an apocalyptic number.

1123526729747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123526729747 is an equidigital number, since it uses as much as digits as its factorization.

1123526729747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8890560, while the sum is 56.

The spelling of 1123526729747 in words is "one trillion, one hundred twenty-three billion, five hundred twenty-six million, seven hundred twenty-nine thousand, seven hundred forty-seven".