111438935127659 has 8 divisors (see below), whose sum is σ = 113543475315552. Its totient is φ = 109334466005440.

The previous prime is 111438935127551. The next prime is 111438935127731. The reversal of 111438935127659 is 956721539834111.

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 111438935127659 - 2¹⁶ = 111438935062123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111438935127595 and 111438935127604.

It is not an unprimeable number, because it can be changed into a prime (111438935121659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14595287 + ... + 20878224.

It is an arithmetic number, because the mean of its divisors is an integer number (14192934414444).

Almost surely, 2^{111438935127659} is an apocalyptic number.

111438935127659 is a deficient number, since it is larger than the sum of its proper divisors (2104540187893).

111438935127659 is an equidigital number, since it uses as much as digits as its factorization.

111438935127659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35532837.

The product of its digits is 48988800, while the sum is 65.

The spelling of 111438935127659 in words is "one hundred eleven trillion, four hundred thirty-eight billion, nine hundred thirty-five million, one hundred twenty-seven thousand, six hundred fifty-nine".