111140393 has 16 divisors (see below), whose sum is σ = 142738176. Its totient is φ = 84110400.

The previous prime is 111140387. The next prime is 111140429. The reversal of 111140393 is 393041111.

It is a cyclic number.

It is not a de Polignac number, because 111140393 - 2⁸ = 111140137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (111140333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24458 + ... + 28643.

It is an arithmetic number, because the mean of its divisors is an integer number (8921136).

Almost surely, 2^111140393 is an apocalyptic number.

111140393 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111140393 is a deficient number, since it is larger than the sum of its proper divisors (31597783).

111140393 is a wasteful number, since it uses less digits than its factorization.

111140393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53144.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 111140393 is about 10542.3144043422. The cubic root of 111140393 is about 480.7920848515.

The spelling of 111140393 in words is "one hundred eleven million, one hundred forty thousand, three hundred ninety-three".