33153139 has 2 divisors, whose sum is σ = 33153140. Its totient is φ = 33153138.

The previous prime is 33153089. The next prime is 33153151. The reversal of 33153139 is 93135133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33153139 - 2⁷ = 33153011 is a prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (33153199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16576569 + 16576570.

It is an arithmetic number, because the mean of its divisors is an integer number (16576570).

Almost surely, 2^33153139 is an apocalyptic number.

33153139 is a deficient number, since it is larger than the sum of its proper divisors (1).

33153139 is an equidigital number, since it uses as much as digits as its factorization.

33153139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3645, while the sum is 28.

The square root of 33153139 is about 5757.8762577881. The cubic root of 33153139 is about 321.2488276843.

The spelling of 33153139 in words is "thirty-three million, one hundred fifty-three thousand, one hundred thirty-nine".