6303332989 has 4 divisors (see below), whose sum is σ = 6457072860. Its totient is φ = 6149593120.

The previous prime is 6303332969. The next prime is 6303333017. The reversal of 6303332989 is 9892333036.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 894907225 + 5408425764 = 29915^2 + 73542^2 .

It is a cyclic number.

It is not a de Polignac number, because 6303332989 - 2⁵ = 6303332957 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 (6303332939) 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, 76869874 + ... + 76869955.

It is an arithmetic number, because the mean of its divisors is an integer number (1614268215).

Almost surely, 2^6303332989 is an apocalyptic number.

It is an amenable number.

6303332989 is a deficient number, since it is larger than the sum of its proper divisors (153739871).

6303332989 is a wasteful number, since it uses less digits than its factorization.

6303332989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153739870.

The product of its (nonzero) digits is 629856, while the sum is 46.

The square root of 6303332989 is about 79393.5324129113. The cubic root of 6303332989 is about 1847.2403939033.

The spelling of 6303332989 in words is "six billion, three hundred three million, three hundred thirty-two thousand, nine hundred eighty-nine".