12072523420543 has 8 divisors (see below), whose sum is σ = 12075868376208. Its totient is φ = 12069178722624.

The previous prime is 12072523420541. The next prime is 12072523420567. The reversal of 12072523420543 is 34502432527021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12072523420543 - 2¹ = 12072523420541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12072523420496 and 12072523420505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12072523420541) 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, 127027680 + ... + 127122682.

It is an arithmetic number, because the mean of its divisors is an integer number (1509483547026).

Almost surely, 2^{12072523420543} is an apocalyptic number.

12072523420543 is a deficient number, since it is larger than the sum of its proper divisors (3344955665).

12072523420543 is an equidigital number, since it uses as much as digits as its factorization.

12072523420543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128873.

The product of its (nonzero) digits is 403200, while the sum is 40.

Adding to 12072523420543 its reverse (34502432527021), we get a palindrome (46574955947564).

The spelling of 12072523420543 in words is "twelve trillion, seventy-two billion, five hundred twenty-three million, four hundred twenty thousand, five hundred forty-three".