1123676542511 has 2 divisors, whose sum is σ = 1123676542512. Its totient is φ = 1123676542510.

The previous prime is 1123676542501. The next prime is 1123676542579. The reversal of 1123676542511 is 1152456763211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123676542511 - 2³⁴ = 1106496673327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123676542501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561838271255 + 561838271256.

It is an arithmetic number, because the mean of its divisors is an integer number (561838271256).

Almost surely, 2^{1123676542511} is an apocalyptic number.

1123676542511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123676542511 is an equidigital number, since it uses as much as digits as its factorization.

1123676542511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 44.

The spelling of 1123676542511 in words is "one trillion, one hundred twenty-three billion, six hundred seventy-six million, five hundred forty-two thousand, five hundred eleven".