1132439616 has 280 divisors, whose sum is σ = 4186708416. Its totient is φ = 294036480.

The previous prime is 1132439611. The next prime is 1132439629. The reversal of 1132439616 is 6169342311.

1132439616 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 4 + 39 + 616 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1132439611) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 397750 + ... + 400586.

Almost surely, 2^1132439616 is an apocalyptic number.

1132439616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1132439616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2093354208).

1132439616 is an abundant number, since it is smaller than the sum of its proper divisors (3054268800).

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

1132439616 is a wasteful number, since it uses less digits than its factorization.

1132439616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879 (or 2860 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 1132439616 is about 33651.7401630287. The cubic root of 1132439616 is about 1042.3294726509.

The spelling of 1132439616 in words is "one billion, one hundred thirty-two million, four hundred thirty-nine thousand, six hundred sixteen".