1191074241 has 16 divisors (see below), whose sum is σ = 1845734400. Its totient is φ = 669077328.

The previous prime is 1191074233. The next prime is 1191074267. The reversal of 1191074241 is 1424701911.

It is not a de Polignac number, because 1191074241 - 2³ = 1191074233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1191074199 and 1191074208.

It is not an unprimeable number, because it can be changed into a prime (1191074201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479421 + ... + 481898.

It is an arithmetic number, because the mean of its divisors is an integer number (115358400).

Almost surely, 2^1191074241 is an apocalyptic number.

It is an amenable number.

1191074241 is a deficient number, since it is larger than the sum of its proper divisors (654660159).

1191074241 is an equidigital number, since it uses as much as digits as its factorization.

1191074241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961388.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 1191074241 is about 34511.9434544043. The cubic root of 1191074241 is about 1060.0172778126.

The spelling of 1191074241 in words is "one billion, one hundred ninety-one million, seventy-four thousand, two hundred forty-one".