134504523 has 32 divisors (see below), whose sum is σ = 207206400. Its totient is φ = 86129568.

The previous prime is 134504521. The next prime is 134504533. The reversal of 134504523 is 325405431.

134504523 is a `hidden beast` number, since 134 + 5 + 0 + 4 + 523 = 666.

It is not a de Polignac number, because 134504523 - 2¹ = 134504521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (134504521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221286 + ... + 221892.

It is an arithmetic number, because the mean of its divisors is an integer number (6475200).

Almost surely, 2^134504523 is an apocalyptic number.

134504523 is a deficient number, since it is larger than the sum of its proper divisors (72701877).

134504523 is a wasteful number, since it uses less digits than its factorization.

134504523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928 (or 922 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 134504523 is about 11597.6085034804. The cubic root of 134504523 is about 512.3644192615.

Adding to 134504523 its reverse (325405431), we get a palindrome (459909954).

The spelling of 134504523 in words is "one hundred thirty-four million, five hundred four thousand, five hundred twenty-three".