134404401 has 8 divisors (see below), whose sum is σ = 180107200. Its totient is φ = 89152272.

The previous prime is 134404381. The next prime is 134404409. The reversal of 134404401 is 104404431.

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

It is not a de Polignac number, because 134404401 - 2⁹ = 134403889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134404409) 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, 111970 + ... + 113163.

It is an arithmetic number, because the mean of its divisors is an integer number (22513400).

Almost surely, 2^134404401 is an apocalyptic number.

It is an amenable number.

134404401 is a deficient number, since it is larger than the sum of its proper divisors (45702799).

134404401 is a wasteful number, since it uses less digits than its factorization.

134404401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225335.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 134404401 is about 11593.2912065556. The cubic root of 134404401 is about 512.2372570341.

Adding to 134404401 its reverse (104404431), we get a palindrome (238808832).

The spelling of 134404401 in words is "one hundred thirty-four million, four hundred four thousand, four hundred one".