1321245323588 has 12 divisors (see below), whose sum is σ = 2391909637740. Its totient is φ = 637842569952.

The previous prime is 1321245323569. The next prime is 1321245323591. The reversal of 1321245323588 is 8853235421231.

It can be written as a sum of positive squares in 2 ways, for example, as 230177333824 + 1091067989764 = 479768^2 + 1044542^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5695022831 + ... + 5695023062.

It is an arithmetic number, because the mean of its divisors is an integer number (199325803145).

Almost surely, 2^{1321245323588} is an apocalyptic number.

It is an amenable number.

1321245323588 is a deficient number, since it is larger than the sum of its proper divisors (1070664314152).

1321245323588 is a wasteful number, since it uses less digits than its factorization.

1321245323588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11390045926 (or 11390045924 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 47.

The spelling of 1321245323588 in words is "one trillion, three hundred twenty-one billion, two hundred forty-five million, three hundred twenty-three thousand, five hundred eighty-eight".