135213635 has 16 divisors (see below), whose sum is σ = 166051200. Its totient is φ = 105670656.

The previous prime is 135213623. The next prime is 135213643. The reversal of 135213635 is 536312531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135213635 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135213598 and 135213607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36551 + ... + 40079.

It is an arithmetic number, because the mean of its divisors is an integer number (10378200).

Almost surely, 2^135213635 is an apocalyptic number.

135213635 is a deficient number, since it is larger than the sum of its proper divisors (30837565).

135213635 is an equidigital number, since it uses as much as digits as its factorization.

135213635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710.

The product of its digits is 8100, while the sum is 29.

The square root of 135213635 is about 11628.1397910414. The cubic root of 135213635 is about 513.2632419152.

The spelling of 135213635 in words is "one hundred thirty-five million, two hundred thirteen thousand, six hundred thirty-five".