111426450 has 48 divisors (see below), whose sum is σ = 290889120. Its totient is φ = 28149120.

The previous prime is 111426437. The next prime is 111426463. The reversal of 111426450 is 54624111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111426437) and next prime (111426463).

It is a self number, because there is not a number n which added to its sum of digits gives 111426450.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16699 + ... + 22398.

It is an arithmetic number, because the mean of its divisors is an integer number (6060190).

Almost surely, 2^111426450 is an apocalyptic number.

111426450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111426450 is an abundant number, since it is smaller than the sum of its proper divisors (179462670).

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

111426450 is a wasteful number, since it uses less digits than its factorization.

111426450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39131 (or 39126 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 111426450 is about 10555.8727730112. The cubic root of 111426450 is about 481.2042245773.

The spelling of 111426450 in words is "one hundred eleven million, four hundred twenty-six thousand, four hundred fifty".