1147930434912 has 96 divisors (see below), whose sum is σ = 3031191307872. Its totient is φ = 380379152384.

The previous prime is 1147930434851. The next prime is 1147930434913. The reversal of 1147930434912 is 2194340397411.

It is a tau number, because it is divible by the number of its divisors (96).

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 (1147930434913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13759468 + ... + 13842644.

It is an arithmetic number, because the mean of its divisors is an integer number (31574909457).

Almost surely, 2^{1147930434912} is an apocalyptic number.

1147930434912 is a gapful number since it is divisible by the number (12) 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 1147930434912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1515595653936).

1147930434912 is an abundant number, since it is smaller than the sum of its proper divisors (1883260872960).

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

1147930434912 is a wasteful number, since it uses less digits than its factorization.

1147930434912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84040 (or 84032 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 1147930434912 in words is "one trillion, one hundred forty-seven billion, nine hundred thirty million, four hundred thirty-four thousand, nine hundred twelve".