111858373147 has 4 divisors (see below), whose sum is σ = 111869812216. Its totient is φ = 111846934080.

The previous prime is 111858373103. The next prime is 111858373171. The reversal of 111858373147 is 741373858111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 741373858111 = 193 ⋅3841315327.

It is a cyclic number.

It is not a de Polignac number, because 111858373147 - 2³⁵ = 77498634779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111858373147.

It is not an unprimeable number, because it can be changed into a prime (111858371147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5704854 + ... + 5724427.

It is an arithmetic number, because the mean of its divisors is an integer number (27967453054).

Almost surely, 2^111858373147 is an apocalyptic number.

111858373147 is a deficient number, since it is larger than the sum of its proper divisors (11439069).

111858373147 is an equidigital number, since it uses as much as digits as its factorization.

111858373147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11439068.

The product of its digits is 564480, while the sum is 49.

The spelling of 111858373147 in words is "one hundred eleven billion, eight hundred fifty-eight million, three hundred seventy-three thousand, one hundred forty-seven".