134434321 has 16 divisors (see below), whose sum is σ = 159556608. Its totient is φ = 110836800.

The previous prime is 134434309. The next prime is 134434373. The reversal of 134434321 is 123434431.

It is a cyclic number.

It is not a de Polignac number, because 134434321 - 2⁷ = 134434193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134434381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35751 + ... + 39331.

It is an arithmetic number, because the mean of its divisors is an integer number (9972288).

Almost surely, 2^134434321 is an apocalyptic number.

It is an amenable number.

134434321 is a deficient number, since it is larger than the sum of its proper divisors (25122287).

134434321 is a wasteful number, since it uses less digits than its factorization.

134434321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792.

The product of its digits is 3456, while the sum is 25.

The square root of 134434321 is about 11594.5815362177. The cubic root of 134434321 is about 512.2752642260.

Adding to 134434321 its reverse (123434431), we get a palindrome (257868752).

The spelling of 134434321 in words is "one hundred thirty-four million, four hundred thirty-four thousand, three hundred twenty-one".