134503142 has 4 divisors (see below), whose sum is σ = 201754716. Its totient is φ = 67251570.

The previous prime is 134503139. The next prime is 134503163. The reversal of 134503142 is 241305431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241305431 = 11399 ⋅21169.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33625784 + ... + 33625787.

It is an arithmetic number, because the mean of its divisors is an integer number (50438679).

Almost surely, 2^134503142 is an apocalyptic number.

134503142 is a deficient number, since it is larger than the sum of its proper divisors (67251574).

134503142 is an equidigital number, since it uses as much as digits as its factorization.

134503142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67251573.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 134503142 is about 11597.5489651909. The cubic root of 134503142 is about 512.3626657203.

Adding to 134503142 its reverse (241305431), we get a palindrome (375808573).

The spelling of 134503142 in words is "one hundred thirty-four million, five hundred three thousand, one hundred forty-two".