1128613363389 has 12 divisors (see below), whose sum is σ = 1630229269500. Its totient is φ = 752404308864.

The previous prime is 1128613363379. The next prime is 1128613363417. The reversal of 1128613363389 is 9833633168211.

1128613363389 is a `hidden beast` number, since 1 + 12 + 8 + 613 + 3 + 6 + 3 + 3 + 8 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1088771207364 + 39842156025 = 1043442^2 + 199605^2 .

It is not a de Polignac number, because 1128613363389 - 2⁴ = 1128613363373 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128613363349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1863877 + ... + 2394005.

It is an arithmetic number, because the mean of its divisors is an integer number (135852439125).

Almost surely, 2^{1128613363389} is an apocalyptic number.

It is an amenable number.

1128613363389 is a deficient number, since it is larger than the sum of its proper divisors (501615906111).

1128613363389 is a wasteful number, since it uses less digits than its factorization.

1128613363389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766684 (or 766681 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The spelling of 1128613363389 in words is "one trillion, one hundred twenty-eight billion, six hundred thirteen million, three hundred sixty-three thousand, three hundred eighty-nine".