111116552 has 16 divisors (see below), whose sum is σ = 211454160. Its totient is φ = 54728784.

The previous prime is 111116543. The next prime is 111116561. The reversal of 111116552 is 255611111.

It is an interprime number because it is at equal distance from previous prime (111116543) and next prime (111116561).

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 3 ways as a sum of consecutive naturals, for example, 103118 + ... + 104189.

It is an arithmetic number, because the mean of its divisors is an integer number (13215885).

Almost surely, 2^111116552 is an apocalyptic number.

It is an amenable number.

111116552 is a deficient number, since it is larger than the sum of its proper divisors (100337608).

111116552 is a wasteful number, since it uses less digits than its factorization.

111116552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207380 (or 207376 counting only the distinct ones).

The product of its digits is 300, while the sum is 23.

The square root of 111116552 is about 10541.1836147560. The cubic root of 111116552 is about 480.7577037607.

Adding to 111116552 its reverse (255611111), we get a palindrome (366727663).

The spelling of 111116552 in words is "one hundred eleven million, one hundred sixteen thousand, five hundred fifty-two".