111132315 has 48 divisors (see below), whose sum is σ = 233108928. Its totient is φ = 47812608.

The previous prime is 111132313. The next prime is 111132331. The reversal of 111132315 is 513231111.

It is not a de Polignac number, because 111132315 - 2¹ = 111132313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111132313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5022 + ... + 15731.

It is an arithmetic number, because the mean of its divisors is an integer number (4856436).

Almost surely, 2^111132315 is an apocalyptic number.

111132315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111132315 is an abundant number, since it is smaller than the sum of its proper divisors (121976613).

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

111132315 is a wasteful number, since it uses less digits than its factorization.

111132315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20788 (or 20785 counting only the distinct ones).

The product of its digits is 90, while the sum is 18.

The square root of 111132315 is about 10541.9312746764. The cubic root of 111132315 is about 480.7804361237.

Adding to 111132315 its reverse (513231111), we get a palindrome (624363426).

The spelling of 111132315 in words is "one hundred eleven million, one hundred thirty-two thousand, three hundred fifteen".