135313005 has 16 divisors (see below), whose sum is σ = 216684864. Its totient is φ = 72105600.

The previous prime is 135313001. The next prime is 135313027. The reversal of 135313005 is 500313531.

It is a happy number.

It is not a de Polignac number, because 135313005 - 2² = 135313001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135313001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18657 + ... + 24873.

It is an arithmetic number, because the mean of its divisors is an integer number (13542804).

Almost surely, 2^135313005 is an apocalyptic number.

135313005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135313005 is a deficient number, since it is larger than the sum of its proper divisors (81371859).

135313005 is a wasteful number, since it uses less digits than its factorization.

135313005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7676.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 135313005 is about 11632.4118307426. The cubic root of 135313005 is about 513.3889454096.

Adding to 135313005 its reverse (500313531), we get a palindrome (635626536).

The spelling of 135313005 in words is "one hundred thirty-five million, three hundred thirteen thousand, five".