1147818960 has 240 divisors, whose sum is σ = 3986102016. Its totient is φ = 295836672.

The previous prime is 1147818953. The next prime is 1147819021. The reversal of 1147818960 is 698187411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent 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 47 ways as a sum of consecutive naturals, for example, 3620722 + ... + 3621038.

Almost surely, 2^1147818960 is an apocalyptic number.

1147818960 is a gapful number since it is divisible by the number (10) 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 1147818960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1993051008).

1147818960 is an abundant number, since it is smaller than the sum of its proper divisors (2838283056).

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

1147818960 is a wasteful number, since it uses less digits than its factorization.

1147818960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 45.

The square root of 1147818960 is about 33879.4769735307. The cubic root of 1147818960 is about 1047.0267998602.

The spelling of 1147818960 in words is "one billion, one hundred forty-seven million, eight hundred eighteen thousand, nine hundred sixty".