112454890 has 16 divisors (see below), whose sum is σ = 207127008. Its totient is φ = 43935696.

The previous prime is 112454873. The next prime is 112454891. The reversal of 112454890 is 98454211.

It is a happy number.

It is a super-2 number, since 2×112454890² = 25292204569824200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112454891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130332 + ... + 131191.

It is an arithmetic number, because the mean of its divisors is an integer number (12945438).

Almost surely, 2^112454890 is an apocalyptic number.

112454890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112454890 is a deficient number, since it is larger than the sum of its proper divisors (94672118).

112454890 is a wasteful number, since it uses less digits than its factorization.

112454890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261573.

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

The square root of 112454890 is about 10604.4749987918. The cubic root of 112454890 is about 482.6801603788.

The spelling of 112454890 in words is "one hundred twelve million, four hundred fifty-four thousand, eight hundred ninety".