12441813173 has 2 divisors, whose sum is σ = 12441813174. Its totient is φ = 12441813172.

The previous prime is 12441813157. The next prime is 12441813217. The reversal of 12441813173 is 37131814421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10820784529 + 1621028644 = 104023^2 + 40262^2 .

It is a cyclic number.

It is not a de Polignac number, because 12441813173 - 2⁴ = 12441813157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12441813143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6220906586 + 6220906587.

It is an arithmetic number, because the mean of its divisors is an integer number (6220906587).

Almost surely, 2^12441813173 is an apocalyptic number.

It is an amenable number.

12441813173 is a deficient number, since it is larger than the sum of its proper divisors (1).

12441813173 is an equidigital number, since it uses as much as digits as its factorization.

12441813173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 35.

The spelling of 12441813173 in words is "twelve billion, four hundred forty-one million, eight hundred thirteen thousand, one hundred seventy-three".