111828141 has 32 divisors (see below), whose sum is σ = 169344000. Its totient is φ = 72920304.

The previous prime is 111828137. The next prime is 111828149. The reversal of 111828141 is 141828111.

It is not a de Polignac number, because 111828141 - 2² = 111828137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111828149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311320 + ... + 311678.

It is an arithmetic number, because the mean of its divisors is an integer number (5292000).

Almost surely, 2^111828141 is an apocalyptic number.

It is an amenable number.

111828141 is a deficient number, since it is larger than the sum of its proper divisors (57515859).

111828141 is a wasteful number, since it uses less digits than its factorization.

111828141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590 (or 584 counting only the distinct ones).

The product of its digits is 512, while the sum is 27.

The square root of 111828141 is about 10574.8825525393. The cubic root of 111828141 is about 481.7817762400.

The spelling of 111828141 in words is "one hundred eleven million, eight hundred twenty-eight thousand, one hundred forty-one".