1131023034243 has 16 divisors (see below), whose sum is σ = 1676449476000. Its totient is φ = 753628448160.

The previous prime is 1131023034161. The next prime is 1131023034263. The reversal of 1131023034243 is 3424303201311.

It is a happy number.

1131023034243 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 0 + 230 + 3 + 424 + 3 = 666.

It is not a de Polignac number, because 1131023034243 - 2²⁵ = 1130989479811 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1131023034263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10693848 + ... + 10799093.

It is an arithmetic number, because the mean of its divisors is an integer number (104778092250).

Almost surely, 2^{1131023034243} is an apocalyptic number.

1131023034243 is a deficient number, since it is larger than the sum of its proper divisors (545426441757).

1131023034243 is a wasteful number, since it uses less digits than its factorization.

1131023034243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21494899 (or 21494893 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1131023034243 its reverse (3424303201311), we get a palindrome (4555326235554).

The spelling of 1131023034243 in words is "one trillion, one hundred thirty-one billion, twenty-three million, thirty-four thousand, two hundred forty-three".