1232304397 has 2 divisors, whose sum is σ = 1232304398. Its totient is φ = 1232304396.

The previous prime is 1232304319. The next prime is 1232304433. The reversal of 1232304397 is 7934032321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1205895076 + 26409321 = 34726^2 + 5139^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232304397 - 2²³ = 1223915789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1232304197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616152198 + 616152199.

It is an arithmetic number, because the mean of its divisors is an integer number (616152199).

Almost surely, 2^1232304397 is an apocalyptic number.

It is an amenable number.

1232304397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232304397 is an equidigital number, since it uses as much as digits as its factorization.

1232304397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 1232304397 is about 35104.1934389611. The cubic root of 1232304397 is about 1072.1099650157.

The spelling of 1232304397 in words is "one billion, two hundred thirty-two million, three hundred four thousand, three hundred ninety-seven".