1131431240024 has 16 divisors (see below), whose sum is σ = 2121468720120. Its totient is φ = 565706248000.

The previous prime is 1131431239987. The next prime is 1131431240041. The reversal of 1131431240024 is 4200421341311.

It is a junction number, because it is equal to n+sod(n) for n = 1131431239975 and 1131431240002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 644477 + ... + 1636524.

Almost surely, 2^{1131431240024} is an apocalyptic number.

It is an amenable number.

1131431240024 is a deficient number, since it is larger than the sum of its proper divisors (990037480096).

1131431240024 is a wasteful number, since it uses less digits than its factorization.

1131431240024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343010 (or 2343006 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1131431240024 its reverse (4200421341311), we get a palindrome (5331852581335).

The spelling of 1131431240024 in words is "one trillion, one hundred thirty-one billion, four hundred thirty-one million, two hundred forty thousand, twenty-four".