134404201321 has 8 divisors (see below), whose sum is σ = 151036159680. Its totient is φ = 118671267792.

The previous prime is 134404201259. The next prime is 134404201333. The reversal of 134404201321 is 123102404431.

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 134404201321 - 2¹³ = 134404193129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134404202321) 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, 224755891 + ... + 224756488.

It is an arithmetic number, because the mean of its divisors is an integer number (18879519960).

Almost surely, 2^134404201321 is an apocalyptic number.

It is an amenable number.

134404201321 is a deficient number, since it is larger than the sum of its proper divisors (16631958359).

134404201321 is a wasteful number, since it uses less digits than its factorization.

134404201321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449512415.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 134404201321 its reverse (123102404431), we get a palindrome (257506605752).

The spelling of 134404201321 in words is "one hundred thirty-four billion, four hundred four million, two hundred one thousand, three hundred twenty-one".