111378536 has 16 divisors (see below), whose sum is σ = 215571840. Its totient is φ = 53892720.

The previous prime is 111378529. The next prime is 111378559. The reversal of 111378536 is 635873111.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 111378496 and 111378505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224306 + ... + 224801.

It is an arithmetic number, because the mean of its divisors is an integer number (13473240).

Almost surely, 2^111378536 is an apocalyptic number.

It is an amenable number.

111378536 is a deficient number, since it is larger than the sum of its proper divisors (104193304).

111378536 is a wasteful number, since it uses less digits than its factorization.

111378536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449144 (or 449140 counting only the distinct ones).

The product of its digits is 15120, while the sum is 35.

The square root of 111378536 is about 10553.6029866582. The cubic root of 111378536 is about 481.1352411812.

The spelling of 111378536 in words is "one hundred eleven million, three hundred seventy-eight thousand, five hundred thirty-six".