135125633 has 2 divisors, whose sum is σ = 135125634. Its totient is φ = 135125632.

The previous prime is 135125623. The next prime is 135125647. The reversal of 135125633 is 336521531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96275344 + 38850289 = 9812^2 + 6233^2 .

It is an emirp because it is prime and its reverse (336521531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135125633 - 2⁶ = 135125569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135125596 and 135125605.

It is not a weakly prime, because it can be changed into another prime (135125603) 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, 67562816 + 67562817.

It is an arithmetic number, because the mean of its divisors is an integer number (67562817).

Almost surely, 2^135125633 is an apocalyptic number.

It is an amenable number.

135125633 is a deficient number, since it is larger than the sum of its proper divisors (1).

135125633 is an equidigital number, since it uses as much as digits as its factorization.

135125633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100, while the sum is 29.

The square root of 135125633 is about 11624.3551649113. The cubic root of 135125633 is about 513.1518675596.

The spelling of 135125633 in words is "one hundred thirty-five million, one hundred twenty-five thousand, six hundred thirty-three".