1345131240524 has 6 divisors (see below), whose sum is σ = 2353979670924. Its totient is φ = 672565620260.

The previous prime is 1345131240499. The next prime is 1345131240533. The reversal of 1345131240524 is 4250421315431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168141405062 + ... + 168141405069.

It is an arithmetic number, because the mean of its divisors is an integer number (392329945154).

Almost surely, 2^{1345131240524} is an apocalyptic number.

It is an amenable number.

1345131240524 is a deficient number, since it is larger than the sum of its proper divisors (1008848430400).

1345131240524 is a wasteful number, since it uses less digits than its factorization.

1345131240524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336282810135 (or 336282810133 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 1345131240524 its reverse (4250421315431), we get a palindrome (5595552555955).

The spelling of 1345131240524 in words is "one trillion, three hundred forty-five billion, one hundred thirty-one million, two hundred forty thousand, five hundred twenty-four".