1196016818 has 4 divisors (see below), whose sum is σ = 1794025230. Its totient is φ = 598008408.

The previous prime is 1196016817. The next prime is 1196016821. The reversal of 1196016818 is 8186106911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8186106911 = 1129 ⋅7250759.

It can be written as a sum of positive squares in only one way, i.e., 957097969 + 238918849 = 30937^2 + 15457^2 .

It is not an unprimeable number, because it can be changed into a prime (1196016817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 299004203 + ... + 299004206.

Almost surely, 2^1196016818 is an apocalyptic number.

1196016818 is a deficient number, since it is larger than the sum of its proper divisors (598008412).

1196016818 is an equidigital number, since it uses as much as digits as its factorization.

1196016818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598008411.

The product of its (nonzero) digits is 20736, while the sum is 41.

The square root of 1196016818 is about 34583.4760832395. The cubic root of 1196016818 is about 1061.4814985060.

The spelling of 1196016818 in words is "one billion, one hundred ninety-six million, sixteen thousand, eight hundred eighteen".