165434833 has 2 divisors, whose sum is σ = 165434834. Its totient is φ = 165434832.

The previous prime is 165434777. The next prime is 165434861. The reversal of 165434833 is 338434561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150013504 + 15421329 = 12248^2 + 3927^2 .

It is a cyclic number.

It is not a de Polignac number, because 165434833 - 2¹³ = 165426641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165434792 and 165434801.

It is not a weakly prime, because it can be changed into another prime (165434873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82717416 + 82717417.

It is an arithmetic number, because the mean of its divisors is an integer number (82717417).

Almost surely, 2^165434833 is an apocalyptic number.

It is an amenable number.

165434833 is a deficient number, since it is larger than the sum of its proper divisors (1).

165434833 is an equidigital number, since it uses as much as digits as its factorization.

165434833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 37.

The square root of 165434833 is about 12862.1472935121. The cubic root of 165434833 is about 548.9620457215.

The spelling of 165434833 in words is "one hundred sixty-five million, four hundred thirty-four thousand, eight hundred thirty-three".