111435345 has 80 divisors (see below), whose sum is σ = 238360320. Its totient is φ = 48698496.

The previous prime is 111435341. The next prime is 111435347. The reversal of 111435345 is 543534111.

It is a happy number.

It is not a de Polignac number, because 111435345 - 2² = 111435341 is a prime.

It is a super-2 number, since 2×111435345² = 24835672230538050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (111435341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 64351 + ... + 66059.

It is an arithmetic number, because the mean of its divisors is an integer number (2979504).

Almost surely, 2^111435345 is an apocalyptic number.

111435345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111435345 is an abundant number, since it is smaller than the sum of its proper divisors (126924975).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111435345 is a wasteful number, since it uses less digits than its factorization.

111435345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756 (or 1747 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 111435345 is about 10556.2940940465. The cubic root of 111435345 is about 481.2170288313.

Adding to 111435345 its reverse (543534111), we get a palindrome (654969456).

The spelling of 111435345 in words is "one hundred eleven million, four hundred thirty-five thousand, three hundred forty-five".