3121344241 has 2 divisors, whose sum is σ = 3121344242. Its totient is φ = 3121344240.

The previous prime is 3121344223. The next prime is 3121344251. The reversal of 3121344241 is 1424431213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1951430625 + 1169913616 = 44175^2 + 34204^2 .

It is a cyclic number.

It is not a de Polignac number, because 3121344241 - 2⁷ = 3121344113 is a prime.

It is not a weakly prime, because it can be changed into another prime (3121344221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560672120 + 1560672121.

It is an arithmetic number, because the mean of its divisors is an integer number (1560672121).

Almost surely, 2^3121344241 is an apocalyptic number.

It is an amenable number.

3121344241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121344241 is an equidigital number, since it uses as much as digits as its factorization.

3121344241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 3121344241 is about 55868.9917664531. The cubic root of 3121344241 is about 1461.4385397613.

Adding to 3121344241 its reverse (1424431213), we get a palindrome (4545775454).

The spelling of 3121344241 in words is "three billion, one hundred twenty-one million, three hundred forty-four thousand, two hundred forty-one".