111135045 has 32 divisors (see below), whose sum is σ = 203765760. Its totient is φ = 50667840.

The previous prime is 111135007. The next prime is 111135053. The reversal of 111135045 is 540531111.

It is a happy number.

It is not a de Polignac number, because 111135045 - 2⁸ = 111134789 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44890 + ... + 47300.

It is an arithmetic number, because the mean of its divisors is an integer number (6367680).

Almost surely, 2^111135045 is an apocalyptic number.

111135045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111135045 is a deficient number, since it is larger than the sum of its proper divisors (92630715).

111135045 is a wasteful number, since it uses less digits than its factorization.

111135045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 111135045 is about 10542.0607567970. The cubic root of 111135045 is about 480.7843729319.

Adding to 111135045 its reverse (540531111), we get a palindrome (651666156).

The spelling of 111135045 in words is "one hundred eleven million, one hundred thirty-five thousand, forty-five".