1196119451 has 4 divisors (see below), whose sum is σ = 1196495400. Its totient is φ = 1195743504.

The previous prime is 1196119447. The next prime is 1196119453. The reversal of 1196119451 is 1549116911.

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

It is a cyclic number.

It is not a de Polignac number, because 1196119451 - 2² = 1196119447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1196119453) 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 3 ways as a sum of consecutive naturals, for example, 183161 + ... + 189578.

It is an arithmetic number, because the mean of its divisors is an integer number (299123850).

Almost surely, 2^1196119451 is an apocalyptic number.

1196119451 is a deficient number, since it is larger than the sum of its proper divisors (375949).

1196119451 is an equidigital number, since it uses as much as digits as its factorization.

1196119451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375948.

The product of its digits is 9720, while the sum is 38.

The square root of 1196119451 is about 34584.9598958854. The cubic root of 1196119451 is about 1061.5118603741.

The spelling of 1196119451 in words is "one billion, one hundred ninety-six million, one hundred nineteen thousand, four hundred fifty-one".