111255238 has 12 divisors (see below), whose sum is σ = 169886340. Its totient is φ = 54628460.

The previous prime is 111255229. The next prime is 111255253. The reversal of 111255238 is 832552111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114093 + ... + 115063.

It is an arithmetic number, because the mean of its divisors is an integer number (14157195).

Almost surely, 2^111255238 is an apocalyptic number.

111255238 is a deficient number, since it is larger than the sum of its proper divisors (58631102).

111255238 is an frugal number, since it uses more digits than its factorization.

111255238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003 (or 1032 counting only the distinct ones).

The product of its digits is 2400, while the sum is 28.

The square root of 111255238 is about 10547.7598569554. The cubic root of 111255238 is about 480.9576338998.

The spelling of 111255238 in words is "one hundred eleven million, two hundred fifty-five thousand, two hundred thirty-eight".