134731323 has 8 divisors (see below), whose sum is σ = 199602000. Its totient is φ = 89820864.

The previous prime is 134731321. The next prime is 134731343. The reversal of 134731323 is 323137431.

134731323 is a `hidden beast` number, since 1 + 347 + 313 + 2 + 3 = 666.

134731323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 134731323 - 2¹ = 134731321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4990049 = 134731323 / (1 + 3 + 4 + 7 + 3 + 1 + 3 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (134731321) 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, 2494998 + ... + 2495051.

It is an arithmetic number, because the mean of its divisors is an integer number (24950250).

Almost surely, 2^134731323 is an apocalyptic number.

134731323 is a deficient number, since it is larger than the sum of its proper divisors (64870677).

134731323 is an equidigital number, since it uses as much as digits as its factorization.

134731323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4990058 (or 4990052 counting only the distinct ones).

The product of its digits is 4536, while the sum is 27.

The square root of 134731323 is about 11607.3822630255. The cubic root of 134731323 is about 512.6522385722.

Adding to 134731323 its reverse (323137431), we get a palindrome (457868754).

The spelling of 134731323 in words is "one hundred thirty-four million, seven hundred thirty-one thousand, three hundred twenty-three".