135217834 has 16 divisors (see below), whose sum is σ = 205615872. Its totient is φ = 66685248.

The previous prime is 135217829. The next prime is 135217861. The reversal of 135217834 is 438712531.

It is a self number, because there is not a number n which added to its sum of digits gives 135217834.

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 7 ways as a sum of consecutive naturals, for example, 49057 + ... + 51739.

It is an arithmetic number, because the mean of its divisors is an integer number (12850992).

Almost surely, 2^135217834 is an apocalyptic number.

135217834 is a deficient number, since it is larger than the sum of its proper divisors (70398038).

135217834 is a wasteful number, since it uses less digits than its factorization.

135217834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3021.

The product of its digits is 20160, while the sum is 34.

The square root of 135217834 is about 11628.3203430246. The cubic root of 135217834 is about 513.2685549150.

The spelling of 135217834 in words is "one hundred thirty-five million, two hundred seventeen thousand, eight hundred thirty-four".