135895913 has 2 divisors, whose sum is σ = 135895914. Its totient is φ = 135895912.

The previous prime is 135895901. The next prime is 135895987. The reversal of 135895913 is 319598531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132066064 + 3829849 = 11492^2 + 1957^2 .

It is a cyclic number.

It is not a de Polignac number, because 135895913 - 2⁶ = 135895849 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135895993) 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, 67947956 + 67947957.

It is an arithmetic number, because the mean of its divisors is an integer number (67947957).

Almost surely, 2^135895913 is an apocalyptic number.

It is an amenable number.

135895913 is a deficient number, since it is larger than the sum of its proper divisors (1).

135895913 is an equidigital number, since it uses as much as digits as its factorization.

135895913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 44.

The square root of 135895913 is about 11657.4402421801. The cubic root of 135895913 is about 514.1250900462.

The spelling of 135895913 in words is "one hundred thirty-five million, eight hundred ninety-five thousand, nine hundred thirteen".