1112288890 has 16 divisors (see below), whose sum is σ = 2003275008. Its totient is φ = 444658896.

The previous prime is 1112288873. The next prime is 1112288921. The reversal of 1112288890 is 988822111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13362 + ... + 49021.

It is an arithmetic number, because the mean of its divisors is an integer number (125204688).

Almost surely, 2^1112288890 is an apocalyptic number.

1112288890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1112288890 is a deficient number, since it is larger than the sum of its proper divisors (890986118).

1112288890 is a wasteful number, since it uses less digits than its factorization.

1112288890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64173.

The product of its (nonzero) digits is 18432, while the sum is 40.

The square root of 1112288890 is about 33350.9953374708. The cubic root of 1112288890 is about 1036.1100027051.

The spelling of 1112288890 in words is "one billion, one hundred twelve million, two hundred eighty-eight thousand, eight hundred ninety".