135154039 has 2 divisors, whose sum is σ = 135154040. Its totient is φ = 135154038.

The previous prime is 135154037. The next prime is 135154043. The reversal of 135154039 is 930451531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135154039 - 2¹ = 135154037 is a prime.

It is a super-2 number, since 2×135154039² = 36533228516027042, which contains 22 as substring.

Together with 135154037, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 135154039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135154037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67577019 + 67577020.

It is an arithmetic number, because the mean of its divisors is an integer number (67577020).

Almost surely, 2^135154039 is an apocalyptic number.

135154039 is a deficient number, since it is larger than the sum of its proper divisors (1).

135154039 is an equidigital number, since it uses as much as digits as its factorization.

135154039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 135154039 is about 11625.5769319204. The cubic root of 135154039 is about 513.1878231621.

The spelling of 135154039 in words is "one hundred thirty-five million, one hundred fifty-four thousand, thirty-nine".