4389383489 has 2 divisors, whose sum is σ = 4389383490. Its totient is φ = 4389383488.

The previous prime is 4389383461. The next prime is 4389383497. The reversal of 4389383489 is 9843839834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3391897600 + 997485889 = 58240^2 + 31583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4389383489 is a prime.

It is not a weakly prime, because it can be changed into another prime (4389383429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2194691744 + 2194691745.

It is an arithmetic number, because the mean of its divisors is an integer number (2194691745).

Almost surely, 2^4389383489 is an apocalyptic number.

It is an amenable number.

4389383489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4389383489 is an equidigital number, since it uses as much as digits as its factorization.

4389383489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17915904, while the sum is 59.

The square root of 4389383489 is about 66252.4225141994. The cubic root of 4389383489 is about 1637.3235505073.

The spelling of 4389383489 in words is "four billion, three hundred eighty-nine million, three hundred eighty-three thousand, four hundred eighty-nine".