1194078288 has 120 divisors (see below), whose sum is σ = 3391637088. Its totient is φ = 361924992.

The previous prime is 1194078271. The next prime is 1194078289. The reversal of 1194078288 is 8828704911.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194078289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17822031 + ... + 17822097.

Almost surely, 2^1194078288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1194078288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1695818544).

1194078288 is an abundant number, since it is smaller than the sum of its proper divisors (2197558800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1194078288 is an frugal number, since it uses more digits than its factorization.

1194078288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 48.

The square root of 1194078288 is about 34555.4378933331. The cubic root of 1194078288 is about 1060.9076976393.

The spelling of 1194078288 in words is "one billion, one hundred ninety-four million, seventy-eight thousand, two hundred eighty-eight".