112001550 has 24 divisors (see below), whose sum is σ = 277764216. Its totient is φ = 29867040.

The previous prime is 112001521. The next prime is 112001557. The reversal of 112001550 is 55100211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373189 + ... + 373488.

It is an arithmetic number, because the mean of its divisors is an integer number (11573509).

Almost surely, 2^112001550 is an apocalyptic number.

112001550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112001550 is an abundant number, since it is smaller than the sum of its proper divisors (165762666).

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

112001550 is a wasteful number, since it uses less digits than its factorization.

112001550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746692 (or 746687 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 112001550 is about 10583.0784746216. The cubic root of 112001550 is about 482.0306764679.

Adding to 112001550 its reverse (55100211), we get a palindrome (167101761).

The spelling of 112001550 in words is "one hundred twelve million, one thousand, five hundred fifty".