135152573 has 2 divisors, whose sum is σ = 135152574. Its totient is φ = 135152572.

The previous prime is 135152561. The next prime is 135152603. The reversal of 135152573 is 375251531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97673689 + 37478884 = 9883^2 + 6122^2 .

It is a cyclic number.

It is not a de Polignac number, because 135152573 - 2²⁴ = 118375357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135157573) 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, 67576286 + 67576287.

It is an arithmetic number, because the mean of its divisors is an integer number (67576287).

Almost surely, 2^135152573 is an apocalyptic number.

It is an amenable number.

135152573 is a deficient number, since it is larger than the sum of its proper divisors (1).

135152573 is an equidigital number, since it uses as much as digits as its factorization.

135152573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15750, while the sum is 32.

The square root of 135152573 is about 11625.5138811151. The cubic root of 135152573 is about 513.1859676594.

The spelling of 135152573 in words is "one hundred thirty-five million, one hundred fifty-two thousand, five hundred seventy-three".