1304434321312 has 48 divisors (see below), whose sum is σ = 2597656045320. Its totient is φ = 644716081152.

The previous prime is 1304434321301. The next prime is 1304434321319. The reversal of 1304434321312 is 2131234344031.

It can be written as a sum of positive squares in 4 ways, for example, as 1292778096016 + 11656225296 = 1137004^2 + 107964^2 .

It is not an unprimeable number, because it can be changed into a prime (1304434321319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10913908 + ... + 11032780.

Almost surely, 2^{1304434321312} is an apocalyptic number.

It is an amenable number.

1304434321312 is a deficient number, since it is larger than the sum of its proper divisors (1293221724008).

1304434321312 is a wasteful number, since it uses less digits than its factorization.

1304434321312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122825 (or 122817 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1304434321312 its reverse (2131234344031), we get a palindrome (3435668665343).

The spelling of 1304434321312 in words is "one trillion, three hundred four billion, four hundred thirty-four million, three hundred twenty-one thousand, three hundred twelve".