135514523 has 2 divisors, whose sum is σ = 135514524. Its totient is φ = 135514522.

The previous prime is 135514513. The next prime is 135514573. The reversal of 135514523 is 325415531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135514523 - 2⁴ = 135514507 is a prime.

It is not a weakly prime, because it can be changed into another prime (135514513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67757261 + 67757262.

It is an arithmetic number, because the mean of its divisors is an integer number (67757262).

Almost surely, 2^135514523 is an apocalyptic number.

135514523 is a deficient number, since it is larger than the sum of its proper divisors (1).

135514523 is an equidigital number, since it uses as much as digits as its factorization.

135514523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 29.

The square root of 135514523 is about 11641.0705263734. The cubic root of 135514523 is about 513.6436777549.

The spelling of 135514523 in words is "one hundred thirty-five million, five hundred fourteen thousand, five hundred twenty-three".