111848913 has 12 divisors (see below), whose sum is σ = 176246928. Its totient is φ = 67787160.

The previous prime is 111848909. The next prime is 111848951. The reversal of 111848913 is 319848111.

It is not a de Polignac number, because 111848913 - 2² = 111848909 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111848983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 564795 + ... + 564992.

It is an arithmetic number, because the mean of its divisors is an integer number (14687244).

Almost surely, 2^111848913 is an apocalyptic number.

It is an amenable number.

111848913 is a deficient number, since it is larger than the sum of its proper divisors (64398015).

111848913 is a wasteful number, since it uses less digits than its factorization.

111848913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129804 (or 1129801 counting only the distinct ones).

The product of its digits is 6912, while the sum is 36.

The square root of 111848913 is about 10575.8646455030. The cubic root of 111848913 is about 481.8116046040.

The spelling of 111848913 in words is "one hundred eleven million, eight hundred forty-eight thousand, nine hundred thirteen".