134104321 has 8 divisors (see below), whose sum is σ = 145391400. Its totient is φ = 122956032.

The previous prime is 134104273. The next prime is 134104331. The reversal of 134104321 is 123401431.

It can be written as a sum of positive squares in 4 ways, for example, as 15054400 + 119049921 = 3880^2 + 10911^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 134104321 - 2²³ = 125715713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134104331) 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, 32680 + ... + 36553.

It is an arithmetic number, because the mean of its divisors is an integer number (18173925).

Almost surely, 2^134104321 is an apocalyptic number.

It is an amenable number.

134104321 is a deficient number, since it is larger than the sum of its proper divisors (11287079).

134104321 is a wasteful number, since it uses less digits than its factorization.

134104321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69395.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 134104321 is about 11580.3420070393. The cubic root of 134104321 is about 511.8557549082.

Adding to 134104321 its reverse (123401431), we get a palindrome (257505752).

The spelling of 134104321 in words is "one hundred thirty-four million, one hundred four thousand, three hundred twenty-one".