1197632297 has 2 divisors, whose sum is σ = 1197632298. Its totient is φ = 1197632296.

The previous prime is 1197632279. The next prime is 1197632323. The reversal of 1197632297 is 7922367911.

Together with previous prime (1197632279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 693584896 + 504047401 = 26336^2 + 22451^2 .

It is a cyclic number.

It is not a de Polignac number, because 1197632297 - 2²⁰ = 1196583721 is a prime.

It is not a weakly prime, because it can be changed into another prime (1197632237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598816148 + 598816149.

It is an arithmetic number, because the mean of its divisors is an integer number (598816149).

Almost surely, 2^1197632297 is an apocalyptic number.

It is an amenable number.

1197632297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1197632297 is an equidigital number, since it uses as much as digits as its factorization.

1197632297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 47.

The square root of 1197632297 is about 34606.8244281384. The cubic root of 1197632297 is about 1061.9592034884.

The spelling of 1197632297 in words is "one billion, one hundred ninety-seven million, six hundred thirty-two thousand, two hundred ninety-seven".