112001040 has 60 divisors (see below), whose sum is σ = 376139244. Its totient is φ = 29866752.

The previous prime is 112001039. The next prime is 112001051. The reversal of 112001040 is 40100211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 68757264 + 43243776 = 8292^2 + 6576^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×112001040² = 25088465922163200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77059 + ... + 78498.

Almost surely, 2^112001040 is an apocalyptic number.

112001040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112001040 is an abundant number, since it is smaller than the sum of its proper divisors (264138204).

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

112001040 is a wasteful number, since it uses less digits than its factorization.

112001040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155576 (or 155567 counting only the distinct ones).

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

The square root of 112001040 is about 10583.0543795258. The cubic root of 112001040 is about 482.0299448233.

Adding to 112001040 its reverse (40100211), we get a palindrome (152101251).

The spelling of 112001040 in words is "one hundred twelve million, one thousand, forty".