240033133 has 2 divisors, whose sum is σ = 240033134. Its totient is φ = 240033132.

The previous prime is 240033121. The next prime is 240033139. The reversal of 240033133 is 331330042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179613604 + 60419529 = 13402^2 + 7773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240033133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240033133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240033139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120016566 + 120016567.

It is an arithmetic number, because the mean of its divisors is an integer number (120016567).

Almost surely, 2^240033133 is an apocalyptic number.

It is an amenable number.

240033133 is a deficient number, since it is larger than the sum of its proper divisors (1).

240033133 is an equidigital number, since it uses as much as digits as its factorization.

240033133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 240033133 is about 15493.0027109015. The cubic root of 240033133 is about 621.4750976345.

Adding to 240033133 its reverse (331330042), we get a palindrome (571363175).

The spelling of 240033133 in words is "two hundred forty million, thirty-three thousand, one hundred thirty-three".