1196288191 has 8 divisors (see below), whose sum is σ = 1371557024. Its totient is φ = 1022112000.

The previous prime is 1196288179. The next prime is 1196288207. The reversal of 1196288191 is 1918826911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1196288191 - 2⁹ = 1196287679 is a prime.

It is a super-2 number, since 2×1196288191² = 2862210871852104962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1196288101) 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 7 ways as a sum of consecutive naturals, for example, 270810 + ... + 275191.

It is an arithmetic number, because the mean of its divisors is an integer number (171444628).

Almost surely, 2^1196288191 is an apocalyptic number.

1196288191 is a deficient number, since it is larger than the sum of its proper divisors (175268833).

1196288191 is an equidigital number, since it uses as much as digits as its factorization.

1196288191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546321.

The product of its digits is 62208, while the sum is 46.

The square root of 1196288191 is about 34587.3993095752. The cubic root of 1196288191 is about 1061.5617748674.

The spelling of 1196288191 in words is "one billion, one hundred ninety-six million, two hundred eighty-eight thousand, one hundred ninety-one".