4428491099 has 2 divisors, whose sum is σ = 4428491100. Its totient is φ = 4428491098.

The previous prime is 4428491087. The next prime is 4428491107. The reversal of 4428491099 is 9901948244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4428491099 - 2⁴ = 4428491083 is a prime.

It is a super-2 number, since 2×4428491099² = 39223066827844455602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4428491299) 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, 2214245549 + 2214245550.

It is an arithmetic number, because the mean of its divisors is an integer number (2214245550).

Almost surely, 2^4428491099 is an apocalyptic number.

4428491099 is a deficient number, since it is larger than the sum of its proper divisors (1).

4428491099 is an equidigital number, since it uses as much as digits as its factorization.

4428491099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 50.

The square root of 4428491099 is about 66546.9090116138. The cubic root of 4428491099 is about 1642.1718077473.

The spelling of 4428491099 in words is "four billion, four hundred twenty-eight million, four hundred ninety-one thousand, ninety-nine".