11147847000 has 128 divisors (see below), whose sum is σ = 36293736960. Its totient is φ = 2843491200.

The previous prime is 11147846989. The next prime is 11147847047. The reversal of 11147847000 is 74874111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11782 + ... + 149781.

It is an arithmetic number, because the mean of its divisors is an integer number (283544820).

Almost surely, 2^11147847000 is an apocalyptic number.

11147847000 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 11147847000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18146868480).

11147847000 is an abundant number, since it is smaller than the sum of its proper divisors (25145889960).

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

11147847000 is a wasteful number, since it uses less digits than its factorization.

11147847000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161610 (or 161596 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 33.

The spelling of 11147847000 in words is "eleven billion, one hundred forty-seven million, eight hundred forty-seven thousand".