1196243158 has 8 divisors (see below), whose sum is σ = 1957488840. Its totient is φ = 543746880.

The previous prime is 1196243129. The next prime is 1196243177. The reversal of 1196243158 is 8513426911.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1196243158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27187323 + ... + 27187366.

It is an arithmetic number, because the mean of its divisors is an integer number (244686105).

Almost surely, 2^1196243158 is an apocalyptic number.

1196243158 is a deficient number, since it is larger than the sum of its proper divisors (761245682).

1196243158 is a wasteful number, since it uses less digits than its factorization.

1196243158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54374702.

The product of its digits is 51840, while the sum is 40.

The square root of 1196243158 is about 34586.7483004691. The cubic root of 1196243158 is about 1061.5484542446.

The spelling of 1196243158 in words is "one billion, one hundred ninety-six million, two hundred forty-three thousand, one hundred fifty-eight".