134143242 has 16 divisors (see below), whose sum is σ = 270400512. Its totient is φ = 44362080.

The previous prime is 134143223. The next prime is 134143253. The reversal of 134143242 is 242341431.

134143242 = 239² + 240² + ... + 746².

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87259 + ... + 88782.

It is an arithmetic number, because the mean of its divisors is an integer number (16900032).

Almost surely, 2^134143242 is an apocalyptic number.

134143242 is an abundant number, since it is smaller than the sum of its proper divisors (136257270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134143242 is a wasteful number, since it uses less digits than its factorization.

134143242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176173.

The product of its digits is 2304, while the sum is 24.

The square root of 134143242 is about 11582.0223622647. The cubic root of 134143242 is about 511.9052686268.

Adding to 134143242 its reverse (242341431), we get a palindrome (376484673).

The spelling of 134143242 in words is "one hundred thirty-four million, one hundred forty-three thousand, two hundred forty-two".