1131424042343 has 16 divisors (see below), whose sum is σ = 1335400366080. Its totient is φ = 938063462400.

The previous prime is 1131424042337. The next prime is 1131424042513. The reversal of 1131424042343 is 3432404241311.

It is a cyclic number.

It is not a de Polignac number, because 1131424042343 - 2⁶ = 1131424042279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131424012343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 776858 + ... + 1693031.

It is an arithmetic number, because the mean of its divisors is an integer number (83462522880).

Almost surely, 2^{1131424042343} is an apocalyptic number.

1131424042343 is a deficient number, since it is larger than the sum of its proper divisors (203976323737).

1131424042343 is a wasteful number, since it uses less digits than its factorization.

1131424042343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472038.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 1131424042343 its reverse (3432404241311), we get a palindrome (4563828283654).

The spelling of 1131424042343 in words is "one trillion, one hundred thirty-one billion, four hundred twenty-four million, forty-two thousand, three hundred forty-three".