100126 has 8 divisors (see below), whose sum is σ = 161784. Its totient is φ = 46200.

The previous prime is 100109. The next prime is 100129. The reversal of 100126 is 621001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900 + ... + 1951.

It is an arithmetic number, because the mean of its divisors is an integer number (20223).

2¹⁰⁰¹²⁶ is an apocalyptic number.

100126 is a deficient number, since it is larger than the sum of its proper divisors (61658).

100126 is a wasteful number, since it uses less digits than its factorization.

100126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 100126 is about 316.4269267935. The cubic root of 100126 is about 46.4353748272.

Adding to 100126 its reverse (621001), we get a palindrome (721127).

The spelling of 100126 in words is "one hundred thousand, one hundred twenty-six".