1123056828877 has 2 divisors, whose sum is σ = 1123056828878. Its totient is φ = 1123056828876.

The previous prime is 1123056828847. The next prime is 1123056828967. The reversal of 1123056828877 is 7788286503211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1054258686441 + 68798142436 = 1026771^2 + 262294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123056828877 is a prime.

It is a super-2 number, since 2×1123056828877² (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 (1123056828827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561528414438 + 561528414439.

It is an arithmetic number, because the mean of its divisors is an integer number (561528414439).

Almost surely, 2^{1123056828877} is an apocalyptic number.

It is an amenable number.

1123056828877 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123056828877 is an equidigital number, since it uses as much as digits as its factorization.

1123056828877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9031680, while the sum is 58.

The spelling of 1123056828877 in words is "one trillion, one hundred twenty-three billion, fifty-six million, eight hundred twenty-eight thousand, eight hundred seventy-seven".