100142134 has 4 divisors (see below), whose sum is σ = 150213204. Its totient is φ = 50071066.

The previous prime is 100142129. The next prime is 100142149. The reversal of 100142134 is 431241001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25035532 + ... + 25035535.

It is an arithmetic number, because the mean of its divisors is an integer number (37553301).

Almost surely, 2^100142134 is an apocalyptic number.

100142134 is a deficient number, since it is larger than the sum of its proper divisors (50071070).

100142134 is an equidigital number, since it uses as much as digits as its factorization.

100142134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50071069.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 100142134 is about 10007.1041765338. The cubic root of 100142134 is about 464.3786884507.

Adding to 100142134 its reverse (431241001), we get a palindrome (531383135).

The spelling of 100142134 in words is "one hundred million, one hundred forty-two thousand, one hundred thirty-four".