1121146115636 has 54 divisors (see below), whose sum is σ = 2156448842310. Its totient is φ = 509317044992.

The previous prime is 1121146115629. The next prime is 1121146115671. The reversal of 1121146115636 is 6365116411211.

It can be written as a sum of positive squares in 3 ways, for example, as 465661571236 + 655484544400 = 682394^2 + 809620^2 .

It is a super-2 number, since 2×1121146115636² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1121146115636.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 193866401 + ... + 193872183.

Almost surely, 2^{1121146115636} is an apocalyptic number.

It is an amenable number.

1121146115636 is a deficient number, since it is larger than the sum of its proper divisors (1035302726674).

1121146115636 is an frugal number, since it uses more digits than its factorization.

1121146115636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11633 (or 5831 counting only the distinct ones).

The product of its digits is 25920, while the sum is 38.

The spelling of 1121146115636 in words is "one trillion, one hundred twenty-one billion, one hundred forty-six million, one hundred fifteen thousand, six hundred thirty-six".