111004890 has 32 divisors (see below), whose sum is σ = 267134976. Its totient is φ = 29520960.

The previous prime is 111004871. The next prime is 111004891. The reversal of 111004890 is 98400111.

It is a self number, because there is not a number n which added to its sum of digits gives 111004890.

It is not an unprimeable number, because it can be changed into a prime (111004891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6660 + ... + 16320.

It is an arithmetic number, because the mean of its divisors is an integer number (8347968).

Almost surely, 2^111004890 is an apocalyptic number.

111004890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111004890 is an abundant number, since it is smaller than the sum of its proper divisors (156130086).

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

111004890 is a wasteful number, since it uses less digits than its factorization.

111004890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10054.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 111004890 is about 10535.8858194269. The cubic root of 111004890 is about 480.5966105730.

The spelling of 111004890 in words is "one hundred eleven million, four thousand, eight hundred ninety".