1321352614004 has 6 divisors (see below), whose sum is σ = 2312367074514. Its totient is φ = 660676307000.

The previous prime is 1321352613991. The next prime is 1321352614031. The reversal of 1321352614004 is 4004162531231.

It can be written as a sum of positive squares in only one way, i.e., 1288002549604 + 33350064400 = 1134902^2 + 182620^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165169076747 + ... + 165169076754.

It is an arithmetic number, because the mean of its divisors is an integer number (385394512419).

Almost surely, 2^{1321352614004} is an apocalyptic number.

It is an amenable number.

1321352614004 is a deficient number, since it is larger than the sum of its proper divisors (991014460510).

1321352614004 is a wasteful number, since it uses less digits than its factorization.

1321352614004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330338153505 (or 330338153503 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 1321352614004 in words is "one trillion, three hundred twenty-one billion, three hundred fifty-two million, six hundred fourteen thousand, four".