1121141146556 has 24 divisors (see below), whose sum is σ = 2003797426176. Its totient is φ = 548628260720.

The previous prime is 1121141146537. The next prime is 1121141146579. The reversal of 1121141146556 is 6556411411211.

It is a super-3 number, since 3×1121141146556³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9815285 + ... + 9928851.

It is an arithmetic number, because the mean of its divisors is an integer number (83491559424).

Almost surely, 2^{1121141146556} is an apocalyptic number.

It is an amenable number.

1121141146556 is a deficient number, since it is larger than the sum of its proper divisors (882656279620).

1121141146556 is a wasteful number, since it uses less digits than its factorization.

1121141146556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166129 (or 166127 counting only the distinct ones).

The product of its digits is 28800, while the sum is 38.

Adding to 1121141146556 its reverse (6556411411211), we get a palindrome (7677552557767).

The spelling of 1121141146556 in words is "one trillion, one hundred twenty-one billion, one hundred forty-one million, one hundred forty-six thousand, five hundred fifty-six".