3821917248241 has 2 divisors, whose sum is σ = 3821917248242. Its totient is φ = 3821917248240.

The previous prime is 3821917248221. The next prime is 3821917248251. The reversal of 3821917248241 is 1428427191283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3612584462400 + 209332785841 = 1900680^2 + 457529^2 .

It is a cyclic number.

It is not a de Polignac number, because 3821917248241 - 2²⁵ = 3821883693809 is a prime.

It is not a weakly prime, because it can be changed into another prime (3821917248221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1910958624120 + 1910958624121.

It is an arithmetic number, because the mean of its divisors is an integer number (1910958624121).

Almost surely, 2^{3821917248241} is an apocalyptic number.

It is an amenable number.

3821917248241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3821917248241 is an equidigital number, since it uses as much as digits as its factorization.

3821917248241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1548288, while the sum is 52.

The spelling of 3821917248241 in words is "three trillion, eight hundred twenty-one billion, nine hundred seventeen million, two hundred forty-eight thousand, two hundred forty-one".