111947072732 has 12 divisors (see below), whose sum is σ = 213717138936. Its totient is φ = 50885033040.

The previous prime is 111947072729. The next prime is 111947072737. The reversal of 111947072732 is 237270749111.

111947072732 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 2544251653 = 111947072732 / (1 + 1 + 1 + 9 + 4 + 7 + 0 + 7 + 2 + 7 + 3 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111947072737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1272125783 + ... + 1272125870.

It is an arithmetic number, because the mean of its divisors is an integer number (17809761578).

Almost surely, 2^111947072732 is an apocalyptic number.

It is an amenable number.

111947072732 is a deficient number, since it is larger than the sum of its proper divisors (101770066204).

111947072732 is a wasteful number, since it uses less digits than its factorization.

111947072732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544251668 (or 2544251666 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 44.

The spelling of 111947072732 in words is "one hundred eleven billion, nine hundred forty-seven million, seventy-two thousand, seven hundred thirty-two".