111045253 has 16 divisors (see below), whose sum is σ = 127895040. Its totient is φ = 95353200.

The previous prime is 111045247. The next prime is 111045269. The reversal of 111045253 is 352540111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111045253 - 2²⁵ = 77490821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111045283) 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, 101238 + ... + 102328.

It is an arithmetic number, because the mean of its divisors is an integer number (7993440).

Almost surely, 2^111045253 is an apocalyptic number.

It is an amenable number.

111045253 is a deficient number, since it is larger than the sum of its proper divisors (16849787).

111045253 is a wasteful number, since it uses less digits than its factorization.

111045253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 111045253 is about 10537.8011463493. The cubic root of 111045253 is about 480.6548541641.

Adding to 111045253 its reverse (352540111), we get a palindrome (463585364).

The spelling of 111045253 in words is "one hundred eleven million, forty-five thousand, two hundred fifty-three".