12437538743603 has 16 divisors (see below), whose sum is σ = 13071143654400. Its totient is φ = 11818920587040.

The previous prime is 12437538743573. The next prime is 12437538743639. The reversal of 12437538743603 is 30634783573421.

It is a cyclic number.

It is not a de Polignac number, because 12437538743603 - 2²² = 12437534549299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12437538713603) by changing a digit.

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, 2235608 + ... + 5465621.

It is an arithmetic number, because the mean of its divisors is an integer number (816946478400).

Almost surely, 2^{12437538743603} is an apocalyptic number.

12437538743603 is a deficient number, since it is larger than the sum of its proper divisors (633604910797).

12437538743603 is an equidigital number, since it uses as much as digits as its factorization.

12437538743603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702202.

The product of its (nonzero) digits is 30481920, while the sum is 56.

The spelling of 12437538743603 in words is "twelve trillion, four hundred thirty-seven billion, five hundred thirty-eight million, seven hundred forty-three thousand, six hundred three".