135048139 has 2 divisors, whose sum is σ = 135048140. Its totient is φ = 135048138.

The previous prime is 135048127. The next prime is 135048149. The reversal of 135048139 is 931840531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135048139 - 2¹⁵ = 135015371 is a prime.

It is equal to p_7648054 and since 135048139 and 7648054 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (135048149) 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, 67524069 + 67524070.

It is an arithmetic number, because the mean of its divisors is an integer number (67524070).

Almost surely, 2^135048139 is an apocalyptic number.

135048139 is a deficient number, since it is larger than the sum of its proper divisors (1).

135048139 is an equidigital number, since it uses as much as digits as its factorization.

135048139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 135048139 is about 11621.0214267077. The cubic root of 135048139 is about 513.0537519658.

The spelling of 135048139 in words is "one hundred thirty-five million, forty-eight thousand, one hundred thirty-nine".