12403333304253 has 12 divisors (see below), whose sum is σ = 17916016029340. Its totient is φ = 8268847263936.

The previous prime is 12403333304237. The next prime is 12403333304269. The reversal of 12403333304253 is 35240333330421.

12403333304253 is a `hidden beast` number, since 1 + 2 + 40 + 3 + 33 + 330 + 4 + 253 = 666.

It is an interprime number because it is at equal distance from previous prime (12403333304237) and next prime (12403333304269).

It can be written as a sum of positive squares in 2 ways, for example, as 3644231366169 + 8759101938084 = 1908987^2 + 2959578^2 .

It is not a de Polignac number, because 12403333304253 - 2⁴ = 12403333304237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12403333304203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1521598 + ... + 5207871.

Almost surely, 2^{12403333304253} is an apocalyptic number.

It is an amenable number.

12403333304253 is a deficient number, since it is larger than the sum of its proper divisors (5512682725087).

12403333304253 is a wasteful number, since it uses less digits than its factorization.

12403333304253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934268 (or 6934265 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 36.

Adding to 12403333304253 its reverse (35240333330421), we get a palindrome (47643666634674).

The spelling of 12403333304253 in words is "twelve trillion, four hundred three billion, three hundred thirty-three million, three hundred four thousand, two hundred fifty-three".