73833161 has 2 divisors, whose sum is σ = 73833162. Its totient is φ = 73833160.

The previous prime is 73833157. The next prime is 73833173. The reversal of 73833161 is 16133837.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38502025 + 35331136 = 6205^2 + 5944^2 .

It is an emirp because it is prime and its reverse (16133837) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73833161 - 2² = 73833157 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73833061) 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, 36916580 + 36916581.

It is an arithmetic number, because the mean of its divisors is an integer number (36916581).

Almost surely, 2^73833161 is an apocalyptic number.

It is an amenable number.

73833161 is a deficient number, since it is larger than the sum of its proper divisors (1).

73833161 is an equidigital number, since it uses as much as digits as its factorization.

73833161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 73833161 is about 8592.6224751236. The cubic root of 73833161 is about 419.5178916330.

Adding to 73833161 its reverse (16133837), we get a palindrome (89966998).

The spelling of 73833161 in words is "seventy-three million, eight hundred thirty-three thousand, one hundred sixty-one".