1189284196 has 27 divisors (see below), whose sum is σ = 2136100953. Its totient is φ = 579364800.

The previous prime is 1189284169. The next prime is 1189284221. The reversal of 1189284196 is 6914829811.

The square root of 1189284196 is 34486.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1177450596 + 11833600 = 34314^2 + 3440^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2965596 + ... + 2965996.

Almost surely, 2^1189284196 is an apocalyptic number.

1189284196 is the 34486-th square number.

It is an amenable number.

1189284196 is a deficient number, since it is larger than the sum of its proper divisors (946816757).

1189284196 is an frugal number, since it uses more digits than its factorization.

1189284196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892 (or 446 counting only the distinct ones).

The product of its digits is 248832, while the sum is 49.

The cubic root of 1189284196 is about 1059.4859843186.

Multiplying 1189284196 by its sum of digits (49), we get a square (58274925604 = 241402²).

The spelling of 1189284196 in words is "one billion, one hundred eighty-nine million, two hundred eighty-four thousand, one hundred ninety-six".