47110511111 has 4 divisors (see below), whose sum is σ = 47185171824. Its totient is φ = 47035850400.

The previous prime is 47110511087. The next prime is 47110511113. The reversal of 47110511111 is 11111501174.

It is a happy number.

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 47110511111 - 2²⁶ = 47043402247 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 (47110511113) 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, 37329410 + ... + 37330671.

It is an arithmetic number, because the mean of its divisors is an integer number (11796292956).

Almost surely, 2^47110511111 is an apocalyptic number.

47110511111 is a deficient number, since it is larger than the sum of its proper divisors (74660713).

47110511111 is an equidigital number, since it uses as much as digits as its factorization.

47110511111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74660712.

The product of its (nonzero) digits is 140, while the sum is 23.

The spelling of 47110511111 in words is "forty-seven billion, one hundred ten million, five hundred eleven thousand, one hundred eleven".