111444652 has 48 divisors (see below), whose sum is σ = 226195200. Its totient is φ = 47511360.

The previous prime is 111444631. The next prime is 111444667. The reversal of 111444652 is 256444111.

It is a super-2 number, since 2×111444652² = 24839820918802208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111444652.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90513 + ... + 91735.

It is an arithmetic number, because the mean of its divisors is an integer number (4712400).

Almost surely, 2^111444652 is an apocalyptic number.

It is an amenable number.

111444652 is an abundant number, since it is smaller than the sum of its proper divisors (114750548).

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

111444652 is a wasteful number, since it uses less digits than its factorization.

111444652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366 (or 1364 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 111444652 is about 10556.7349118939. The cubic root of 111444652 is about 481.2304254252.

Adding to 111444652 its reverse (256444111), we get a palindrome (367888763).

The spelling of 111444652 in words is "one hundred eleven million, four hundred forty-four thousand, six hundred fifty-two".