3665006003 has 8 divisors (see below), whose sum is σ = 3674995200. Its totient is φ = 3655031688.

The previous prime is 3665005991. The next prime is 3665006011. The reversal of 3665006003 is 3006005663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3665006003 - 2¹⁶ = 3664940467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3665006203) 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 in 7 ways as a sum of consecutive naturals, for example, 624758 + ... + 630596.

It is an arithmetic number, because the mean of its divisors is an integer number (459374400).

Almost surely, 2^3665006003 is an apocalyptic number.

3665006003 is a deficient number, since it is larger than the sum of its proper divisors (9989197).

3665006003 is an equidigital number, since it uses as much as digits as its factorization.

3665006003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7441.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 3665006003 is about 60539.2930500514. The cubic root of 3665006003 is about 1541.7888364497.

The spelling of 3665006003 in words is "three billion, six hundred sixty-five million, six thousand, three".