111138363 has 12 divisors (see below), whose sum is σ = 183466608. Its totient is φ = 63507600.

The previous prime is 111138361. The next prime is 111138389. The reversal of 111138363 is 363831111.

It is not a de Polignac number, because 111138363 - 2¹ = 111138361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111138361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 881988 + ... + 882113.

It is an arithmetic number, because the mean of its divisors is an integer number (15288884).

Almost surely, 2^111138363 is an apocalyptic number.

111138363 is a deficient number, since it is larger than the sum of its proper divisors (72328245).

111138363 is a wasteful number, since it uses less digits than its factorization.

111138363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764114 (or 1764111 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 111138363 is about 10542.2181252334. The cubic root of 111138363 is about 480.7891575813.

Adding to 111138363 its reverse (363831111), we get a palindrome (474969474).

The spelling of 111138363 in words is "one hundred eleven million, one hundred thirty-eight thousand, three hundred sixty-three".