4482181397 has 2 divisors, whose sum is σ = 4482181398. Its totient is φ = 4482181396.

The previous prime is 4482181337. The next prime is 4482181441. The reversal of 4482181397 is 7931812844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4277290801 + 204890596 = 65401^2 + 14314^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4482181397 is a prime.

It is a super-2 number, since 2×4482181397² = 40179900151225743218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4482181337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2241090698 + 2241090699.

It is an arithmetic number, because the mean of its divisors is an integer number (2241090699).

Almost surely, 2^4482181397 is an apocalyptic number.

It is an amenable number.

4482181397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4482181397 is an equidigital number, since it uses as much as digits as its factorization.

4482181397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 47.

The square root of 4482181397 is about 66949.0955652128. The cubic root of 4482181397 is about 1648.7816407753.

The spelling of 4482181397 in words is "four billion, four hundred eighty-two million, one hundred eighty-one thousand, three hundred ninety-seven".