100134830 has 32 divisors (see below), whose sum is σ = 183816000. Its totient is φ = 39267072.

The previous prime is 100134823. The next prime is 100134841. The reversal of 100134830 is 38431001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166871 + ... + 167469.

It is an arithmetic number, because the mean of its divisors is an integer number (5744250).

Almost surely, 2^100134830 is an apocalyptic number.

100134830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100134830 is a deficient number, since it is larger than the sum of its proper divisors (83681170).

100134830 is a wasteful number, since it uses less digits than its factorization.

100134830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 100134830 is about 10006.7392291395. The cubic root of 100134830 is about 464.3673981500.

Adding to 100134830 its reverse (38431001), we get a palindrome (138565831).

The spelling of 100134830 in words is "one hundred million, one hundred thirty-four thousand, eight hundred thirty".