1304013243252 has 48 divisors (see below), whose sum is σ = 3070158848960. Its totient is φ = 430762655232.

The previous prime is 1304013243229. The next prime is 1304013243283. The reversal of 1304013243252 is 2523423104031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199093 + ... + 1627164.

Almost surely, 2^{1304013243252} is an apocalyptic number.

1304013243252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1304013243252 is an abundant number, since it is smaller than the sum of its proper divisors (1766145605708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1304013243252 is a wasteful number, since it uses less digits than its factorization.

1304013243252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826800 (or 1826798 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 1304013243252 its reverse (2523423104031), we get a palindrome (3827436347283).

The spelling of 1304013243252 in words is "one trillion, three hundred four billion, thirteen million, two hundred forty-three thousand, two hundred fifty-two".