134240323 has 8 divisors (see below), whose sum is σ = 158366720. Its totient is φ = 111351240.

The previous prime is 134240317. The next prime is 134240341. The reversal of 134240323 is 323042431.

It is a happy number.

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

It is not a de Polignac number, because 134240323 - 2⁵ = 134240291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134240294 and 134240303.

It is not an unprimeable number, because it can be changed into a prime (134240363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309093 + ... + 309526.

It is an arithmetic number, because the mean of its divisors is an integer number (19795840).

Almost surely, 2^134240323 is an apocalyptic number.

134240323 is a deficient number, since it is larger than the sum of its proper divisors (24126397).

134240323 is an equidigital number, since it uses as much as digits as its factorization.

134240323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618657.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 134240323 is about 11586.2126253578. The cubic root of 134240323 is about 512.0287294161.

Adding to 134240323 its reverse (323042431), we get a palindrome (457282754).

The spelling of 134240323 in words is "one hundred thirty-four million, two hundred forty thousand, three hundred twenty-three".