1131433043356 has 48 divisors (see below), whose sum is σ = 2469383965440. Its totient is φ = 440674715520.

The previous prime is 1131433043333. The next prime is 1131433043407. The reversal of 1131433043356 is 6533403341311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353800 + ... + 1545328.

It is an arithmetic number, because the mean of its divisors is an integer number (51445499280).

Almost surely, 2^{1131433043356} is an apocalyptic number.

It is an amenable number.

1131433043356 is an abundant number, since it is smaller than the sum of its proper divisors (1337950922084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131433043356 is a wasteful number, since it uses less digits than its factorization.

1131433043356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194634 (or 1194632 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 37.

Adding to 1131433043356 its reverse (6533403341311), we get a palindrome (7664836384667).

The spelling of 1131433043356 in words is "one trillion, one hundred thirty-one billion, four hundred thirty-three million, forty-three thousand, three hundred fifty-six".