111153 has 16 divisors (see below), whose sum is σ = 174080. Its totient is φ = 61776.

The previous prime is 111149. The next prime is 111187. The reversal of 111153 is 351111.

It is not a de Polignac number, because 111153 - 2² = 111149 is a prime.

It is a super-3 number, since 3×111153³ = 4119882413335731, which contains 333 as substring.

It is a Duffinian number.

111153 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (111103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1368 + ... + 1446.

It is an arithmetic number, because the mean of its divisors is an integer number (10880).

2¹¹¹¹⁵³ is an apocalyptic number.

It is an amenable number.

111153 is a deficient number, since it is larger than the sum of its proper divisors (62927).

111153 is an equidigital number, since it uses as much as digits as its factorization.

111153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156.

The product of its digits is 15, while the sum is 12.

The square root of 111153 is about 333.3961607457. The cubic root of 111153 is about 48.0810263411.

Adding to 111153 its reverse (351111), we get a palindrome (462264).

The spelling of 111153 in words is "one hundred eleven thousand, one hundred fifty-three".