135534241 has 2 divisors, whose sum is σ = 135534242. Its totient is φ = 135534240.

The previous prime is 135534221. The next prime is 135534247. The reversal of 135534241 is 142435531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90174016 + 45360225 = 9496^2 + 6735^2 .

It is a cyclic number.

It is not a de Polignac number, because 135534241 - 2⁹ = 135533729 is a prime.

It is not a weakly prime, because it can be changed into another prime (135534247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67767120 + 67767121.

It is an arithmetic number, because the mean of its divisors is an integer number (67767121).

Almost surely, 2^135534241 is an apocalyptic number.

It is an amenable number.

135534241 is a deficient number, since it is larger than the sum of its proper divisors (1).

135534241 is an equidigital number, since it uses as much as digits as its factorization.

135534241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 28.

The square root of 135534241 is about 11641.9174108048. The cubic root of 135534241 is about 513.6685890697.

Adding to 135534241 its reverse (142435531), we get a palindrome (277969772).

The spelling of 135534241 in words is "one hundred thirty-five million, five hundred thirty-four thousand, two hundred forty-one".