1197433873 has 4 divisors (see below), whose sum is σ = 1200137328. Its totient is φ = 1194730420.

The previous prime is 1197433847. The next prime is 1197433877. The reversal of 1197433873 is 3783347911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1197433873 - 2⁹ = 1197433361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1197433877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1351063 + ... + 1351948.

It is an arithmetic number, because the mean of its divisors is an integer number (300034332).

Almost surely, 2^1197433873 is an apocalyptic number.

It is an amenable number.

1197433873 is a deficient number, since it is larger than the sum of its proper divisors (2703455).

1197433873 is an equidigital number, since it uses as much as digits as its factorization.

1197433873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2703454.

The product of its digits is 381024, while the sum is 46.

The square root of 1197433873 is about 34603.9574759882. The cubic root of 1197433873 is about 1061.9005516991.

The spelling of 1197433873 in words is "one billion, one hundred ninety-seven million, four hundred thirty-three thousand, eight hundred seventy-three".