135373241 has 2 divisors, whose sum is σ = 135373242. Its totient is φ = 135373240.

The previous prime is 135373181. The next prime is 135373253. The reversal of 135373241 is 142373531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135373225 + 16 = 11635^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 135373241 - 2⁶ = 135373177 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135373141) 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, 67686620 + 67686621.

It is an arithmetic number, because the mean of its divisors is an integer number (67686621).

Almost surely, 2^135373241 is an apocalyptic number.

It is an amenable number.

135373241 is a deficient number, since it is larger than the sum of its proper divisors (1).

135373241 is an equidigital number, since it uses as much as digits as its factorization.

135373241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 29.

The square root of 135373241 is about 11635.0006875806. Note that the first 3 decimals coincide. The cubic root of 135373241 is about 513.4651142619.

The spelling of 135373241 in words is "one hundred thirty-five million, three hundred seventy-three thousand, two hundred forty-one".