12124848612857 has 4 divisors (see below), whose sum is σ = 12124885193856. Its totient is φ = 12124812031860.

The previous prime is 12124848612817. The next prime is 12124848612869. The reversal of 12124848612857 is 75821684842121.

12124848612857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12124848612857 - 2²² = 12124844418553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12124848612796 and 12124848612805.

It is not an unprimeable number, because it can be changed into a prime (12124848612817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17788733 + ... + 18457754.

It is an arithmetic number, because the mean of its divisors is an integer number (3031221298464).

Almost surely, 2^{12124848612857} is an apocalyptic number.

It is an amenable number.

12124848612857 is a deficient number, since it is larger than the sum of its proper divisors (36580999).

12124848612857 is an equidigital number, since it uses as much as digits as its factorization.

12124848612857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36580998.

The product of its digits is 13762560, while the sum is 59.

The spelling of 12124848612857 in words is "twelve trillion, one hundred twenty-four billion, eight hundred forty-eight million, six hundred twelve thousand, eight hundred fifty-seven".