1121135640452 has 12 divisors (see below), whose sum is σ = 1984032173340. Its totient is φ = 554269305216.

The previous prime is 1121135640413. The next prime is 1121135640463. The reversal of 1121135640452 is 2540465311211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 714826284676 + 406309355776 = 845474^2 + 637424^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1574628353 + ... + 1574629064.

It is an arithmetic number, because the mean of its divisors is an integer number (165336014445).

Almost surely, 2^{1121135640452} is an apocalyptic number.

It is an amenable number.

1121135640452 is a deficient number, since it is larger than the sum of its proper divisors (862896532888).

1121135640452 is a wasteful number, since it uses less digits than its factorization.

1121135640452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3149257510 (or 3149257508 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 1121135640452 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-five million, six hundred forty thousand, four hundred fifty-two".