134401323 has 16 divisors (see below), whose sum is σ = 205261056. Its totient is φ = 76628640.

The previous prime is 134401313. The next prime is 134401339. The reversal of 134401323 is 323104431.

It is not a de Polignac number, because 134401323 - 2⁵ = 134401291 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 134401323.

It is not an unprimeable number, because it can be changed into a prime (134401313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2740 + ... + 16622.

It is an arithmetic number, because the mean of its divisors is an integer number (12828816).

Almost surely, 2^134401323 is an apocalyptic number.

134401323 is a deficient number, since it is larger than the sum of its proper divisors (70859733).

134401323 is a wasteful number, since it uses less digits than its factorization.

134401323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14354.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 134401323 is about 11593.1584566071. The cubic root of 134401323 is about 512.2333467496.

Adding to 134401323 its reverse (323104431), we get a palindrome (457505754).

The spelling of 134401323 in words is "one hundred thirty-four million, four hundred one thousand, three hundred twenty-three".