134321442 has 16 divisors (see below), whose sum is σ = 269408160. Its totient is φ = 44646272.

The previous prime is 134321413. The next prime is 134321443. The reversal of 134321442 is 244123431.

It is not an unprimeable number, because it can be changed into a prime (134321443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29592 + ... + 33827.

It is an arithmetic number, because the mean of its divisors is an integer number (16838010).

Almost surely, 2^134321442 is an apocalyptic number.

134321442 is an abundant number, since it is smaller than the sum of its proper divisors (135086718).

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

134321442 is a wasteful number, since it uses less digits than its factorization.

134321442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63777.

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

The square root of 134321442 is about 11589.7127660697. The cubic root of 134321442 is about 512.1318452163.

Adding to 134321442 its reverse (244123431), we get a palindrome (378444873).

The spelling of 134321442 in words is "one hundred thirty-four million, three hundred twenty-one thousand, four hundred forty-two".