1189552104 has 96 divisors (see below), whose sum is σ = 3497195520. Its totient is φ = 363097728.

The previous prime is 1189552081. The next prime is 1189552121. The reversal of 1189552104 is 4012559811.

1189552104 is a `hidden beast` number, since 11 + 89 + 552 + 10 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113869 + ... + 123875.

It is an arithmetic number, because the mean of its divisors is an integer number (36429120).

Almost surely, 2^1189552104 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 1189552104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1748597760).

1189552104 is an abundant number, since it is smaller than the sum of its proper divisors (2307643416).

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

1189552104 is a wasteful number, since it uses less digits than its factorization.

1189552104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10159 (or 10152 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The square root of 1189552104 is about 34489.8840821479. The cubic root of 1189552104 is about 1059.5655345391.

The spelling of 1189552104 in words is "one billion, one hundred eighty-nine million, five hundred fifty-two thousand, one hundred four".