1252305421304 has 48 divisors (see below), whose sum is σ = 2735431219800. Its totient is φ = 535916407488.

The previous prime is 1252305421303. The next prime is 1252305421319. The reversal of 1252305421304 is 4031245032521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252305421303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2070959 + ... + 2606430.

Almost surely, 2^{1252305421304} is an apocalyptic number.

1252305421304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1252305421304 is an abundant number, since it is smaller than the sum of its proper divisors (1483125798496).

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

1252305421304 is a wasteful number, since it uses less digits than its factorization.

1252305421304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4678092 (or 4678081 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 1252305421304 in words is "one trillion, two hundred fifty-two billion, three hundred five million, four hundred twenty-one thousand, three hundred four".