33150919091 has 2 divisors, whose sum is σ = 33150919092. Its totient is φ = 33150919090.

The previous prime is 33150919027. The next prime is 33150919099. The reversal of 33150919091 is 19091905133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33150919091 - 2⁶ = 33150919027 is a prime.

It is not a weakly prime, because it can be changed into another prime (33150919099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16575459545 + 16575459546.

It is an arithmetic number, because the mean of its divisors is an integer number (16575459546).

Almost surely, 2^33150919091 is an apocalyptic number.

33150919091 is a deficient number, since it is larger than the sum of its proper divisors (1).

33150919091 is an equidigital number, since it uses as much as digits as its factorization.

33150919091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32805, while the sum is 41.

The spelling of 33150919091 in words is "thirty-three billion, one hundred fifty million, nine hundred nineteen thousand, ninety-one".