165734033 has 2 divisors, whose sum is σ = 165734034. Its totient is φ = 165734032.

The previous prime is 165734027. The next prime is 165734053. The reversal of 165734033 is 330437561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149989009 + 15745024 = 12247^2 + 3968^2 .

It is a cyclic number.

It is not a de Polignac number, because 165734033 - 2²⁴ = 148956817 is a prime.

It is not a weakly prime, because it can be changed into another prime (165734053) 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, 82867016 + 82867017.

It is an arithmetic number, because the mean of its divisors is an integer number (82867017).

Almost surely, 2^165734033 is an apocalyptic number.

It is an amenable number.

165734033 is a deficient number, since it is larger than the sum of its proper divisors (1).

165734033 is an equidigital number, since it uses as much as digits as its factorization.

165734033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 165734033 is about 12873.7730677529. The cubic root of 165734033 is about 549.2927913123.

The spelling of 165734033 in words is "one hundred sixty-five million, seven hundred thirty-four thousand, thirty-three".