12345576241 has 2 divisors, whose sum is σ = 12345576242. Its totient is φ = 12345576240.

The previous prime is 12345576197. The next prime is 12345576281. The reversal of 12345576241 is 14267554321.

It is an a-pointer prime, because the next prime (12345576281) can be obtained adding 12345576241 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11793091216 + 552485025 = 108596^2 + 23505^2 .

It is an emirp because it is prime and its reverse (14267554321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12345576241 - 2²¹ = 12343479089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12345576194 and 12345576203.

It is not a weakly prime, because it can be changed into another prime (12345576281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172788120 + 6172788121.

It is an arithmetic number, because the mean of its divisors is an integer number (6172788121).

Almost surely, 2^12345576241 is an apocalyptic number.

It is an amenable number.

12345576241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12345576241 is an equidigital number, since it uses as much as digits as its factorization.

12345576241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The spelling of 12345576241 in words is "twelve billion, three hundred forty-five million, five hundred seventy-six thousand, two hundred forty-one".