1131433043355 has 36 divisors (see below), whose sum is σ = 2069801641440. Its totient is φ = 571671424224.

The previous prime is 1131433043333. The next prime is 1131433043407. The reversal of 1131433043355 is 5533403341311.

It is a happy number.

1131433043355 is a `hidden beast` number, since 1 + 1 + 3 + 14 + 3 + 304 + 335 + 5 = 666.

It is not a de Polignac number, because 1131433043355 - 2⁶ = 1131433043291 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 34807795 + ... + 34840284.

It is an arithmetic number, because the mean of its divisors is an integer number (57494490040).

Almost surely, 2^{1131433043355} is an apocalyptic number.

1131433043355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1131433043355 is a deficient number, since it is larger than the sum of its proper divisors (938368598085).

1131433043355 is a wasteful number, since it uses less digits than its factorization.

1131433043355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69648128 (or 69648106 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 1131433043355 its reverse (5533403341311), we get a palindrome (6664836384666).

The spelling of 1131433043355 in words is "one trillion, one hundred thirty-one billion, four hundred thirty-three million, forty-three thousand, three hundred fifty-five".