135024289 has 2 divisors, whose sum is σ = 135024290. Its totient is φ = 135024288.

The previous prime is 135024287. The next prime is 135024301. The reversal of 135024289 is 982420531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107019025 + 28005264 = 10345^2 + 5292^2 .

It is a cyclic number.

It is not a de Polignac number, because 135024289 - 2¹ = 135024287 is a prime.

Together with 135024287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (135024287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67512144 + 67512145.

It is an arithmetic number, because the mean of its divisors is an integer number (67512145).

Almost surely, 2^135024289 is an apocalyptic number.

It is an amenable number.

135024289 is a deficient number, since it is larger than the sum of its proper divisors (1).

135024289 is an equidigital number, since it uses as much as digits as its factorization.

135024289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 135024289 is about 11619.9952237512. The cubic root of 135024289 is about 513.0235477920.

The spelling of 135024289 in words is "one hundred thirty-five million, twenty-four thousand, two hundred eighty-nine".