111590772047 has 4 divisors (see below), whose sum is σ = 111619048296. Its totient is φ = 111562495800.

The previous prime is 111590772001. The next prime is 111590772061. The reversal of 111590772047 is 740277095111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111590772047 - 2⁸ = 111590771791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111590771989 and 111590772007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111590772067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14132204 + ... + 14140097.

It is an arithmetic number, because the mean of its divisors is an integer number (27904762074).

Almost surely, 2^111590772047 is an apocalyptic number.

111590772047 is a deficient number, since it is larger than the sum of its proper divisors (28276249).

111590772047 is an equidigital number, since it uses as much as digits as its factorization.

111590772047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28276248.

The product of its (nonzero) digits is 123480, while the sum is 44.

The spelling of 111590772047 in words is "one hundred eleven billion, five hundred ninety million, seven hundred seventy-two thousand, forty-seven".