100136 has 8 divisors (see below), whose sum is σ = 187770. Its totient is φ = 50064.

The previous prime is 100129. The next prime is 100151. The reversal of 100136 is 631001.

It can be written as a sum of positive squares in only one way, i.e., 62500 + 37636 = 250^2 + 194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6251 + ... + 6266.

2¹⁰⁰¹³⁶ is an apocalyptic number.

It is an amenable number.

100136 is a deficient number, since it is larger than the sum of its proper divisors (87634).

100136 is a wasteful number, since it uses less digits than its factorization.

100136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12523 (or 12519 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 100136 is about 316.4427278355. The cubic root of 100136 is about 46.4369206737.

Adding to 100136 its reverse (631001), we get a palindrome (731137).

The spelling of 100136 in words is "one hundred thousand, one hundred thirty-six".