140145134 has 8 divisors (see below), whose sum is σ = 215345088. Its totient is φ = 68363440.

The previous prime is 140145107. The next prime is 140145143. The reversal of 140145134 is 431541041.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854462 + ... + 854625.

It is an arithmetic number, because the mean of its divisors is an integer number (26918136).

Almost surely, 2^140145134 is an apocalyptic number.

140145134 is a deficient number, since it is larger than the sum of its proper divisors (75199954).

140145134 is a wasteful number, since it uses less digits than its factorization.

140145134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709130.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 140145134 is about 11838.2910084184. The cubic root of 140145134 is about 519.4287785600.

Adding to 140145134 its reverse (431541041), we get a palindrome (571686175).

The spelling of 140145134 in words is "one hundred forty million, one hundred forty-five thousand, one hundred thirty-four".