1233044161 has 2 divisors, whose sum is σ = 1233044162. Its totient is φ = 1233044160.

The previous prime is 1233044147. The next prime is 1233044167. The reversal of 1233044161 is 1614403321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1221921936 + 11122225 = 34956^2 + 3335^2 .

It is an emirp because it is prime and its reverse (1614403321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1233044161 - 2¹⁷ = 1232913089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1233044167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616522080 + 616522081.

It is an arithmetic number, because the mean of its divisors is an integer number (616522081).

Almost surely, 2^1233044161 is an apocalyptic number.

It is an amenable number.

1233044161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233044161 is an equidigital number, since it uses as much as digits as its factorization.

1233044161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1233044161 is about 35114.7285480039. The cubic root of 1233044161 is about 1072.3244546898.

Adding to 1233044161 its reverse (1614403321), we get a palindrome (2847447482).

The spelling of 1233044161 in words is "one billion, two hundred thirty-three million, forty-four thousand, one hundred sixty-one".