3021243999 has 4 divisors (see below), whose sum is σ = 4028325336. Its totient is φ = 2014162664.

The previous prime is 3021243997. The next prime is 3021244003. The reversal of 3021243999 is 9993421203.

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 3021243999 - 2¹ = 3021243997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3021243999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3021243997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503540664 + ... + 503540669.

It is an arithmetic number, because the mean of its divisors is an integer number (1007081334).

Almost surely, 2^3021243999 is an apocalyptic number.

3021243999 is a deficient number, since it is larger than the sum of its proper divisors (1007081337).

3021243999 is a wasteful number, since it uses less digits than its factorization.

3021243999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007081336.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 3021243999 is about 54965.8439305720. The cubic root of 3021243999 is about 1445.6459158195.

The spelling of 3021243999 in words is "three billion, twenty-one million, two hundred forty-three thousand, nine hundred ninety-nine".