1197328107 has 4 divisors (see below), whose sum is σ = 1596437480. Its totient is φ = 798218736.

The previous prime is 1197328081. The next prime is 1197328109. The reversal of 1197328107 is 7018237911.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1197328107 - 2¹⁶ = 1197262571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1197328109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199554682 + ... + 199554687.

It is an arithmetic number, because the mean of its divisors is an integer number (399109370).

Almost surely, 2^1197328107 is an apocalyptic number.

1197328107 is a deficient number, since it is larger than the sum of its proper divisors (399109373).

1197328107 is an equidigital number, since it uses as much as digits as its factorization.

1197328107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399109372.

The product of its (nonzero) digits is 21168, while the sum is 39.

The square root of 1197328107 is about 34602.4292066323. The cubic root of 1197328107 is about 1061.8692858722.

The spelling of 1197328107 in words is "one billion, one hundred ninety-seven million, three hundred twenty-eight thousand, one hundred seven".