111240393 has 32 divisors (see below), whose sum is σ = 166929792. Its totient is φ = 65318400.

The previous prime is 111240391. The next prime is 111240413. The reversal of 111240393 is 393042111.

It is not a de Polignac number, because 111240393 - 2¹ = 111240391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111240391) 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, 146571 + ... + 147327.

It is an arithmetic number, because the mean of its divisors is an integer number (5216556).

Almost surely, 2^111240393 is an apocalyptic number.

It is an amenable number.

111240393 is a deficient number, since it is larger than the sum of its proper divisors (55689399).

111240393 is a wasteful number, since it uses less digits than its factorization.

111240393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 111240393 is about 10547.0561295558. The cubic root of 111240393 is about 480.9362412481.

The spelling of 111240393 in words is "one hundred eleven million, two hundred forty thousand, three hundred ninety-three".