1314322243521 has 24 divisors (see below), whose sum is σ = 2040913974240. Its totient is φ = 750166889472.

The previous prime is 1314322243469. The next prime is 1314322243543. The reversal of 1314322243521 is 1253422234131.

It is a happy number.

It is not a de Polignac number, because 1314322243521 - 2⁹ = 1314322243009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1314322243721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5078016 + ... + 5330561.

It is an arithmetic number, because the mean of its divisors is an integer number (85038082260).

Almost surely, 2^{1314322243521} is an apocalyptic number.

It is an amenable number.

1314322243521 is a deficient number, since it is larger than the sum of its proper divisors (726591730719).

1314322243521 is a wasteful number, since it uses less digits than its factorization.

1314322243521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10409453 (or 10409446 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

Adding to 1314322243521 its reverse (1253422234131), we get a palindrome (2567744477652).

The spelling of 1314322243521 in words is "one trillion, three hundred fourteen billion, three hundred twenty-two million, two hundred forty-three thousand, five hundred twenty-one".