111232713489 has 16 divisors (see below), whose sum is σ = 149041759680. Its totient is φ = 73789885440.

The previous prime is 111232713469. The next prime is 111232713491. The reversal of 111232713489 is 984317232111.

It is not a de Polignac number, because 111232713489 - 2²¹ = 111230616337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111232713489.

It is not an unprimeable number, because it can be changed into a prime (111232713439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 878422 + ... + 997040.

It is an arithmetic number, because the mean of its divisors is an integer number (9315109980).

Almost surely, 2^111232713489 is an apocalyptic number.

It is an amenable number.

111232713489 is a deficient number, since it is larger than the sum of its proper divisors (37809046191).

111232713489 is a wasteful number, since it uses less digits than its factorization.

111232713489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120160.

The product of its digits is 72576, while the sum is 42.

The spelling of 111232713489 in words is "one hundred eleven billion, two hundred thirty-two million, seven hundred thirteen thousand, four hundred eighty-nine".