1232233217 has 2 divisors, whose sum is σ = 1232233218. Its totient is φ = 1232233216.

The previous prime is 1232233141. The next prime is 1232233243. The reversal of 1232233217 is 7123322321.

It is a happy number.

It is an a-pointer prime, because the next prime (1232233243) can be obtained adding 1232233217 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1212153856 + 20079361 = 34816^2 + 4481^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232233217 - 2²⁸ = 963797761 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232233297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616116608 + 616116609.

It is an arithmetic number, because the mean of its divisors is an integer number (616116609).

Almost surely, 2^1232233217 is an apocalyptic number.

It is an amenable number.

1232233217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232233217 is an equidigital number, since it uses as much as digits as its factorization.

1232233217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 1232233217 is about 35103.1795853310. The cubic root of 1232233217 is about 1072.0893223193.

Adding to 1232233217 its reverse (7123322321), we get a palindrome (8355555538).

The spelling of 1232233217 in words is "one billion, two hundred thirty-two million, two hundred thirty-three thousand, two hundred seventeen".