135004241 has 2 divisors, whose sum is σ = 135004242. Its totient is φ = 135004240.

The previous prime is 135004223. The next prime is 135004283. The reversal of 135004241 is 142400531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93993025 + 41011216 = 9695^2 + 6404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135004241 is a prime.

It is a super-2 number, since 2×135004241² = 36452290175972162, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (135004201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67502120 + 67502121.

It is an arithmetic number, because the mean of its divisors is an integer number (67502121).

Almost surely, 2^135004241 is an apocalyptic number.

It is an amenable number.

135004241 is a deficient number, since it is larger than the sum of its proper divisors (1).

135004241 is an equidigital number, since it uses as much as digits as its factorization.

135004241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 135004241 is about 11619.1325407708. The cubic root of 135004241 is about 512.9981558045.

Adding to 135004241 its reverse (142400531), we get a palindrome (277404772).

The spelling of 135004241 in words is "one hundred thirty-five million, four thousand, two hundred forty-one".