111856426 has 8 divisors (see below), whose sum is σ = 183037824. Its totient is φ = 50843820.

The previous prime is 111856397. The next prime is 111856427. The reversal of 111856426 is 624658111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111856391 and 111856400.

It is not an unprimeable number, because it can be changed into a prime (111856427) 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, 2542170 + ... + 2542213.

It is an arithmetic number, because the mean of its divisors is an integer number (22879728).

Almost surely, 2^111856426 is an apocalyptic number.

111856426 is a deficient number, since it is larger than the sum of its proper divisors (71181398).

111856426 is a wasteful number, since it uses less digits than its factorization.

111856426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5084396.

The product of its digits is 11520, while the sum is 34.

The square root of 111856426 is about 10576.2198350829. The cubic root of 111856426 is about 481.8223922801.

The spelling of 111856426 in words is "one hundred eleven million, eight hundred fifty-six thousand, four hundred twenty-six".