100133806 has 4 divisors (see below), whose sum is σ = 150200712. Its totient is φ = 50066902.

The previous prime is 100133783. The next prime is 100133807. The reversal of 100133806 is 608331001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 608331001 = 19661 ⋅30941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100133807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25033450 + ... + 25033453.

It is an arithmetic number, because the mean of its divisors is an integer number (37550178).

Almost surely, 2^100133806 is an apocalyptic number.

100133806 is a deficient number, since it is larger than the sum of its proper divisors (50066906).

100133806 is an equidigital number, since it uses as much as digits as its factorization.

100133806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50066905.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 100133806 is about 10006.6880634903. The cubic root of 100133806 is about 464.3658152381.

Adding to 100133806 its reverse (608331001), we get a palindrome (708464807).

The spelling of 100133806 in words is "one hundred million, one hundred thirty-three thousand, eight hundred six".