33116851 has 2 divisors, whose sum is σ = 33116852. Its totient is φ = 33116850.

The previous prime is 33116749. The next prime is 33116899. The reversal of 33116851 is 15861133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33116851 - 2⁷ = 33116723 is a prime.

It is not a weakly prime, because it can be changed into another prime (33116651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16558425 + 16558426.

It is an arithmetic number, because the mean of its divisors is an integer number (16558426).

Almost surely, 2^33116851 is an apocalyptic number.

33116851 is a deficient number, since it is larger than the sum of its proper divisors (1).

33116851 is an equidigital number, since it uses as much as digits as its factorization.

33116851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 33116851 is about 5754.7242331844. The cubic root of 33116851 is about 321.1315765113.

Adding to 33116851 its reverse (15861133), we get a palindrome (48977984).

The spelling of 33116851 in words is "thirty-three million, one hundred sixteen thousand, eight hundred fifty-one".