134564323 has 2 divisors, whose sum is σ = 134564324. Its totient is φ = 134564322.

The previous prime is 134564267. The next prime is 134564359. The reversal of 134564323 is 323465431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134564323 - 2⁹ = 134563811 is a prime.

It is not a weakly prime, because it can be changed into another prime (134564923) 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 as a sum of consecutive naturals, namely, 67282161 + 67282162.

It is an arithmetic number, because the mean of its divisors is an integer number (67282162).

Almost surely, 2^134564323 is an apocalyptic number.

134564323 is a deficient number, since it is larger than the sum of its proper divisors (1).

134564323 is an equidigital number, since it uses as much as digits as its factorization.

134564323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 31.

The square root of 134564323 is about 11600.1863347103. The cubic root of 134564323 is about 512.4403395156.

The spelling of 134564323 in words is "one hundred thirty-four million, five hundred sixty-four thousand, three hundred twenty-three".