100431134 has 8 divisors (see below), whose sum is σ = 155506368. Its totient is φ = 48595680.

The previous prime is 100431119. The next prime is 100431139. The reversal of 100431134 is 431134001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100431139) 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 3 ways as a sum of consecutive naturals, for example, 809867 + ... + 809990.

It is an arithmetic number, because the mean of its divisors is an integer number (19438296).

Almost surely, 2^100431134 is an apocalyptic number.

100431134 is a deficient number, since it is larger than the sum of its proper divisors (55075234).

100431134 is a wasteful number, since it uses less digits than its factorization.

100431134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619890.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 100431134 is about 10021.5335153858. The cubic root of 100431134 is about 464.8249759460.

Adding to 100431134 its reverse (431134001), we get a palindrome (531565135).

The spelling of 100431134 in words is "one hundred million, four hundred thirty-one thousand, one hundred thirty-four".