100112756 has 18 divisors (see below), whose sum is σ = 181433910. Its totient is φ = 48278272.

The previous prime is 100112743. The next prime is 100112759. The reversal of 100112756 is 657211001.

It can be written as a sum of positive squares in 3 ways, for example, as 5712100 + 94400656 = 2390^2 + 9716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112759) 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 5 ways as a sum of consecutive naturals, for example, 107300 + ... + 108228.

Almost surely, 2^100112756 is an apocalyptic number.

It is an amenable number.

100112756 is a deficient number, since it is larger than the sum of its proper divisors (81321154).

100112756 is an frugal number, since it uses more digits than its factorization.

100112756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891 (or 960 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 100112756 is about 10005.6362116559. The cubic root of 100112756 is about 464.3332734961. Note that the first 3 decimals are identical.

Adding to 100112756 its reverse (657211001), we get a palindrome (757323757).

The spelling of 100112756 in words is "one hundred million, one hundred twelve thousand, seven hundred fifty-six".