111302052 has 12 divisors (see below), whose sum is σ = 259704816. Its totient is φ = 37100680.

The previous prime is 111302041. The next prime is 111302053. The reversal of 111302052 is 250203111.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (111302053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4637574 + ... + 4637597.

It is an arithmetic number, because the mean of its divisors is an integer number (21642068).

Almost surely, 2^111302052 is an apocalyptic number.

111302052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111302052 is an abundant number, since it is smaller than the sum of its proper divisors (148402764).

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

111302052 is a wasteful number, since it uses less digits than its factorization.

111302052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9275178 (or 9275176 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 111302052 is about 10549.9787677511. The cubic root of 111302052 is about 481.0250835881.

Adding to 111302052 its reverse (250203111), we get a palindrome (361505163).

The spelling of 111302052 in words is "one hundred eleven million, three hundred two thousand, fifty-two".