112003551 has 24 divisors (see below), whose sum is σ = 181266384. Its totient is φ = 66044160.

The previous prime is 112003517. The next prime is 112003553. The reversal of 112003551 is 155300211.

112003551 is a `hidden beast` number, since 112 + 0 + 0 + 3 + 551 = 666.

It is not a de Polignac number, because 112003551 - 2⁹ = 112003039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112003553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11626 + ... + 18951.

It is an arithmetic number, because the mean of its divisors is an integer number (7552766).

Almost surely, 2^112003551 is an apocalyptic number.

112003551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112003551 is a deficient number, since it is larger than the sum of its proper divisors (69262833).

112003551 is a wasteful number, since it uses less digits than its factorization.

112003551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30631 (or 30628 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 112003551 is about 10583.1730119090. The cubic root of 112003551 is about 482.0335470760.

Adding to 112003551 its reverse (155300211), we get a palindrome (267303762).

The spelling of 112003551 in words is "one hundred twelve million, three thousand, five hundred fifty-one".