135146917 has 2 divisors, whose sum is σ = 135146918. Its totient is φ = 135146916.

The previous prime is 135146909. The next prime is 135146929. The reversal of 135146917 is 719641531.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113188321 + 21958596 = 10639^2 + 4686^2 .

It is a cyclic number.

It is not a de Polignac number, because 135146917 - 2³ = 135146909 is a prime.

It is a super-3 number, since 3×135146917³ (a number of 25 digits) contains 333 as substring.

It is equal to p_7653367 and since 135146917 and 7653367 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135146987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67573458 + 67573459.

It is an arithmetic number, because the mean of its divisors is an integer number (67573459).

Almost surely, 2^135146917 is an apocalyptic number.

It is an amenable number.

135146917 is a deficient number, since it is larger than the sum of its proper divisors (1).

135146917 is an equidigital number, since it uses as much as digits as its factorization.

135146917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 37.

The square root of 135146917 is about 11625.2706205060. The cubic root of 135146917 is about 513.1788087863.

The spelling of 135146917 in words is "one hundred thirty-five million, one hundred forty-six thousand, nine hundred seventeen".