2033231009 has 2 divisors, whose sum is σ = 2033231010. Its totient is φ = 2033231008.

The previous prime is 2033231003. The next prime is 2033231017. The reversal of 2033231009 is 9001323302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1235733409 + 797497600 = 35153^2 + 28240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2033231009 is a prime.

It is not a weakly prime, because it can be changed into another prime (2033231003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1016615504 + 1016615505.

It is an arithmetic number, because the mean of its divisors is an integer number (1016615505).

Almost surely, 2^2033231009 is an apocalyptic number.

It is an amenable number.

2033231009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2033231009 is an equidigital number, since it uses as much as digits as its factorization.

2033231009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 2033231009 is about 45091.3629090982. The cubic root of 2033231009 is about 1266.8608292926.

The spelling of 2033231009 in words is "two billion, thirty-three million, two hundred thirty-one thousand, nine".