134643242 has 8 divisors (see below), whose sum is σ = 210746016. Its totient is φ = 64394572.

The previous prime is 134643239. The next prime is 134643293. The reversal of 134643242 is 242346431.

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

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, 1463468 + ... + 1463559.

It is an arithmetic number, because the mean of its divisors is an integer number (26343252).

Almost surely, 2^134643242 is an apocalyptic number.

134643242 is a deficient number, since it is larger than the sum of its proper divisors (76102774).

134643242 is a wasteful number, since it uses less digits than its factorization.

134643242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927052.

The product of its digits is 13824, while the sum is 29.

The square root of 134643242 is about 11603.5874625049. The cubic root of 134643242 is about 512.5404982473.

Adding to 134643242 its reverse (242346431), we get a palindrome (376989673).

The spelling of 134643242 in words is "one hundred thirty-four million, six hundred forty-three thousand, two hundred forty-two".