4484158181 has 2 divisors, whose sum is σ = 4484158182. Its totient is φ = 4484158180.

The previous prime is 4484158171. The next prime is 4484158219. The reversal of 4484158181 is 1818514844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4207468225 + 276689956 = 64865^2 + 16634^2 .

It is a cyclic number.

It is not a de Polignac number, because 4484158181 - 2⁶ = 4484158117 is a prime.

It is a super-2 number, since 2×4484158181² = 40215349184458457522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4484158141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2242079090 + 2242079091.

It is an arithmetic number, because the mean of its divisors is an integer number (2242079091).

Almost surely, 2^4484158181 is an apocalyptic number.

It is an amenable number.

4484158181 is a deficient number, since it is larger than the sum of its proper divisors (1).

4484158181 is an equidigital number, since it uses as much as digits as its factorization.

4484158181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163840, while the sum is 44.

The square root of 4484158181 is about 66963.8572739056. The cubic root of 4484158181 is about 1649.0239934638.

The spelling of 4484158181 in words is "four billion, four hundred eighty-four million, one hundred fifty-eight thousand, one hundred eighty-one".