1131131431341 has 12 divisors (see below), whose sum is σ = 1633888818432. Its totient is φ = 754072710216.

The previous prime is 1131131431267. The next prime is 1131131431361. The reversal of 1131131431341 is 1431341311311.

1131131431341 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 1 + 314 + 3 + 1 + 341 = 666.

It is not a de Polignac number, because 1131131431341 - 2¹¹ = 1131131429293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131131431361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751911 + ... + 1681556.

It is an arithmetic number, because the mean of its divisors is an integer number (136157401536).

Almost surely, 2^{1131131431341} is an apocalyptic number.

It is an amenable number.

1131131431341 is a deficient number, since it is larger than the sum of its proper divisors (502757387091).

1131131431341 is a wasteful number, since it uses less digits than its factorization.

1131131431341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485120 (or 2485117 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

Adding to 1131131431341 its reverse (1431341311311), we get a palindrome (2562472742652).

The spelling of 1131131431341 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-one million, four hundred thirty-one thousand, three hundred forty-one".