33109026149 has 2 divisors, whose sum is σ = 33109026150. Its totient is φ = 33109026148.

The previous prime is 33109026113. The next prime is 33109026151. The reversal of 33109026149 is 94162090133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31794456100 + 1314570049 = 178310^2 + 36257^2 .

It is an emirp because it is prime and its reverse (94162090133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33109026149 - 2¹² = 33109022053 is a prime.

It is a super-2 number, since 2×33109026149² (a number of 22 digits) contains 22 as substring.

Together with 33109026151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33109086149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16554513074 + 16554513075.

It is an arithmetic number, because the mean of its divisors is an integer number (16554513075).

Almost surely, 2^33109026149 is an apocalyptic number.

It is an amenable number.

33109026149 is a deficient number, since it is larger than the sum of its proper divisors (1).

33109026149 is an equidigital number, since it uses as much as digits as its factorization.

33109026149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 33109026149 in words is "thirty-three billion, one hundred nine million, twenty-six thousand, one hundred forty-nine".