112154445 has 24 divisors (see below), whose sum is σ = 209356056. Its totient is φ = 55214208.

The previous prime is 112154431. The next prime is 112154447. The reversal of 112154445 is 544451211.

112154445 is a `hidden beast` number, since 1 + 1 + 215 + 4 + 445 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 514089 + 111640356 = 717^2 + 10566^2 .

It is not a de Polignac number, because 112154445 - 2⁴ = 112154429 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112154447) 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 23 ways as a sum of consecutive naturals, for example, 95274 + ... + 96443.

It is an arithmetic number, because the mean of its divisors is an integer number (8723169).

Almost surely, 2^112154445 is an apocalyptic number.

112154445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112154445 is a deficient number, since it is larger than the sum of its proper divisors (97201611).

112154445 is a wasteful number, since it uses less digits than its factorization.

112154445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191741 (or 191738 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 112154445 is about 10590.2995708337. The cubic root of 112154445 is about 482.2499191758.

The spelling of 112154445 in words is "one hundred twelve million, one hundred fifty-four thousand, four hundred forty-five".