111813677741 has 4 divisors (see below), whose sum is σ = 114413995872. Its totient is φ = 109213359612.

The previous prime is 111813677659. The next prime is 111813677747. The reversal of 111813677741 is 147776318111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111813677741 - 2²² = 111809483437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111813677747) 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, 1300159001 + ... + 1300159086.

It is an arithmetic number, because the mean of its divisors is an integer number (28603498968).

Almost surely, 2^111813677741 is an apocalyptic number.

It is an amenable number.

111813677741 is a deficient number, since it is larger than the sum of its proper divisors (2600318131).

111813677741 is an equidigital number, since it uses as much as digits as its factorization.

111813677741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600318130.

The product of its digits is 197568, while the sum is 47.

The spelling of 111813677741 in words is "one hundred eleven billion, eight hundred thirteen million, six hundred seventy-seven thousand, seven hundred forty-one".