33162061 has 2 divisors, whose sum is σ = 33162062. Its totient is φ = 33162060.

The previous prime is 33162029. The next prime is 33162079. The reversal of 33162061 is 16026133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22857961 + 10304100 = 4781^2 + 3210^2 .

It is an emirp because it is prime and its reverse (16026133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33162061 - 2⁵ = 33162029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33162091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16581030 + 16581031.

It is an arithmetic number, because the mean of its divisors is an integer number (16581031).

Almost surely, 2^33162061 is an apocalyptic number.

It is an amenable number.

33162061 is a deficient number, since it is larger than the sum of its proper divisors (1).

33162061 is an equidigital number, since it uses as much as digits as its factorization.

33162061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 33162061 is about 5758.6509704965. The cubic root of 33162061 is about 321.2776427030.

Adding to 33162061 its reverse (16026133), we get a palindrome (49188194).

The spelling of 33162061 in words is "thirty-three million, one hundred sixty-two thousand, sixty-one".