1331132043411 has 20 divisors (see below), whose sum is σ = 1988687435592. Its totient is φ = 887329323648.

The previous prime is 1331132043349. The next prime is 1331132043457. The reversal of 1331132043411 is 1143402311331.

1331132043411 is a `hidden beast` number, since 1 + 3 + 3 + 113 + 204 + 341 + 1 = 666.

It is not a de Polignac number, because 1331132043411 - 2¹¹ = 1331132041363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1331132041411) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61905 + ... + 1632818.

Almost surely, 2^{1331132043411} is an apocalyptic number.

1331132043411 is a deficient number, since it is larger than the sum of its proper divisors (657555392181).

1331132043411 is an equidigital number, since it uses as much as digits as its factorization.

1331132043411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704432 (or 1704423 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 1331132043411 its reverse (1143402311331), we get a palindrome (2474534354742).

The spelling of 1331132043411 in words is "one trillion, three hundred thirty-one billion, one hundred thirty-two million, forty-three thousand, four hundred eleven".