112004001 has 6 divisors (see below), whose sum is σ = 161783570. Its totient is φ = 74669328.

The previous prime is 112003933. The next prime is 112004021. The reversal of 112004001 is 100400211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 109181601 + 2822400 = 10449^2 + 1680^2 .

It is not a de Polignac number, because 112004001 - 2⁷ = 112003873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 12444889 = 112004001 / (1 + 1 + 2 + 0 + 0 + 4 + 0 + 0 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112004021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6222436 + ... + 6222453.

Almost surely, 2^112004001 is an apocalyptic number.

It is an amenable number.

112004001 is a deficient number, since it is larger than the sum of its proper divisors (49779569).

112004001 is a wasteful number, since it uses less digits than its factorization.

112004001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12444895 (or 12444892 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 112004001 is about 10583.1942720523. The cubic root of 112004001 is about 482.0341926353.

Adding to 112004001 its reverse (100400211), we get a palindrome (212404212).

The spelling of 112004001 in words is "one hundred twelve million, four thousand, one".