33120053 has 2 divisors, whose sum is σ = 33120054. Its totient is φ = 33120052.

The previous prime is 33120049. The next prime is 33120079. The reversal of 33120053 is 35002133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19562929 + 13557124 = 4423^2 + 3682^2 .

It is a cyclic number.

It is not a de Polignac number, because 33120053 - 2² = 33120049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33120013) 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, 16560026 + 16560027.

It is an arithmetic number, because the mean of its divisors is an integer number (16560027).

Almost surely, 2^33120053 is an apocalyptic number.

It is an amenable number.

33120053 is a deficient number, since it is larger than the sum of its proper divisors (1).

33120053 is an equidigital number, since it uses as much as digits as its factorization.

33120053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 33120053 is about 5755.0024326667. The cubic root of 33120053 is about 321.1419260276.

Adding to 33120053 its reverse (35002133), we get a palindrome (68122186).

The spelling of 33120053 in words is "thirty-three million, one hundred twenty thousand, fifty-three".