12514545101543 has 4 divisors (see below), whose sum is σ = 12613084826880. Its totient is φ = 12416005376208.

The previous prime is 12514545101503. The next prime is 12514545101563. The reversal of 12514545101543 is 34510154541521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12514545101543 - 2³² = 12510250134247 is a prime.

It is a super-2 number, since 2×12514545101543² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12514545101543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12514545101503) 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 3 ways as a sum of consecutive naturals, for example, 49269862478 + ... + 49269862731.

It is an arithmetic number, because the mean of its divisors is an integer number (3153271206720).

Almost surely, 2^{12514545101543} is an apocalyptic number.

12514545101543 is a deficient number, since it is larger than the sum of its proper divisors (98539725337).

12514545101543 is an equidigital number, since it uses as much as digits as its factorization.

12514545101543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98539725336.

The product of its (nonzero) digits is 240000, while the sum is 41.

The spelling of 12514545101543 in words is "twelve trillion, five hundred fourteen billion, five hundred forty-five million, one hundred one thousand, five hundred forty-three".