134500523 has 2 divisors, whose sum is σ = 134500524. Its totient is φ = 134500522.

The previous prime is 134500519. The next prime is 134500543. The reversal of 134500523 is 325005431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134500523 - 2² = 134500519 is a prime.

It is not a weakly prime, because it can be changed into another prime (134500543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67250261 + 67250262.

It is an arithmetic number, because the mean of its divisors is an integer number (67250262).

Almost surely, 2^134500523 is an apocalyptic number.

134500523 is a deficient number, since it is larger than the sum of its proper divisors (1).

134500523 is an equidigital number, since it uses as much as digits as its factorization.

134500523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 134500523 is about 11597.4360528524. The cubic root of 134500523 is about 512.3593401808.

Adding to 134500523 its reverse (325005431), we get a palindrome (459505954).

The spelling of 134500523 in words is "one hundred thirty-four million, five hundred thousand, five hundred twenty-three".