111983797537 has 8 divisors (see below), whose sum is σ = 112264064640. Its totient is φ = 111703631040.

The previous prime is 111983797531. The next prime is 111983797559. The reversal of 111983797537 is 735797389111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111983797537 - 2¹¹ = 111983795489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111983797531) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2523612 + ... + 2567602.

It is an arithmetic number, because the mean of its divisors is an integer number (14033008080).

Almost surely, 2^111983797537 is an apocalyptic number.

It is an amenable number.

111983797537 is a deficient number, since it is larger than the sum of its proper divisors (280267103).

111983797537 is an equidigital number, since it uses as much as digits as its factorization.

111983797537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50303.

The product of its digits is 10001880, while the sum is 61.

The spelling of 111983797537 in words is "one hundred eleven billion, nine hundred eighty-three million, seven hundred ninety-seven thousand, five hundred thirty-seven".