3505039999 has 4 divisors (see below), whose sum is σ = 3509019360. Its totient is φ = 3501060640.

The previous prime is 3505039987. The next prime is 3505040023. The reversal of 3505039999 is 9999305053.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3505039999 - 2⁷ = 3505039871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505039399) 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 3 ways as a sum of consecutive naturals, for example, 1988359 + ... + 1990120.

It is an arithmetic number, because the mean of its divisors is an integer number (877254840).

Almost surely, 2^3505039999 is an apocalyptic number.

3505039999 is a deficient number, since it is larger than the sum of its proper divisors (3979361).

3505039999 is an equidigital number, since it uses as much as digits as its factorization.

3505039999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979360.

The product of its (nonzero) digits is 1476225, while the sum is 52.

The square root of 3505039999 is about 59203.3782735411. The cubic root of 3505039999 is about 1519.0229176112.

The spelling of 3505039999 in words is "three billion, five hundred five million, thirty-nine thousand, nine hundred ninety-nine".