33135161 has 2 divisors, whose sum is σ = 33135162. Its totient is φ = 33135160.

The previous prime is 33135149. The next prime is 33135173. The reversal of 33135161 is 16153133.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (33135149) and next prime (33135173).

It can be written as a sum of positive squares in only one way, i.e., 29767936 + 3367225 = 5456^2 + 1835^2 .

It is an emirp because it is prime and its reverse (16153133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33135161 - 2¹⁴ = 33118777 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (33135101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16567580 + 16567581.

It is an arithmetic number, because the mean of its divisors is an integer number (16567581).

Almost surely, 2^33135161 is an apocalyptic number.

It is an amenable number.

33135161 is a deficient number, since it is larger than the sum of its proper divisors (1).

33135161 is an equidigital number, since it uses as much as digits as its factorization.

33135161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 23.

The square root of 33135161 is about 5756.3148801990. The cubic root of 33135161 is about 321.1907491648.

Adding to 33135161 its reverse (16153133), we get a palindrome (49288294).

The spelling of 33135161 in words is "thirty-three million, one hundred thirty-five thousand, one hundred sixty-one".