135102613 has 4 divisors (see below), whose sum is σ = 135280908. Its totient is φ = 134924320.

The previous prime is 135102607. The next prime is 135102629. The reversal of 135102613 is 316201531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54066609 + 81036004 = 7353^2 + 9002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135102613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135102683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88006 + ... + 89527.

It is an arithmetic number, because the mean of its divisors is an integer number (33820227).

Almost surely, 2^135102613 is an apocalyptic number.

It is an amenable number.

135102613 is a deficient number, since it is larger than the sum of its proper divisors (178295).

135102613 is an equidigital number, since it uses as much as digits as its factorization.

135102613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178294.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 135102613 is about 11623.3649602858. The cubic root of 135102613 is about 513.1227257242.

The spelling of 135102613 in words is "one hundred thirty-five million, one hundred two thousand, six hundred thirteen".