4003427369 has 2 divisors, whose sum is σ = 4003427370. Its totient is φ = 4003427368.

The previous prime is 4003427353. The next prime is 4003427401. The reversal of 4003427369 is 9637243004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2175009769 + 1828417600 = 46637^2 + 42760^2 .

It is a cyclic number.

It is not a de Polignac number, because 4003427369 - 2⁴ = 4003427353 is a prime.

It is a super-2 number, since 2×4003427369² = 32054861397716524322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4003427339) 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, 2001713684 + 2001713685.

It is an arithmetic number, because the mean of its divisors is an integer number (2001713685).

Almost surely, 2^4003427369 is an apocalyptic number.

It is an amenable number.

4003427369 is a deficient number, since it is larger than the sum of its proper divisors (1).

4003427369 is an equidigital number, since it uses as much as digits as its factorization.

4003427369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 4003427369 is about 63272.6431327157. The cubic root of 4003427369 is about 1587.8543066333.

The spelling of 4003427369 in words is "four billion, three million, four hundred twenty-seven thousand, three hundred sixty-nine".