135217848 has 32 divisors (see below), whose sum is σ = 338342400. Its totient is φ = 45032928.

The previous prime is 135217829. The next prime is 135217861. The reversal of 135217848 is 848712531.

It is a super-2 number, since 2×135217848² = 36567732835502208, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 40615 + ... + 43817.

It is an arithmetic number, because the mean of its divisors is an integer number (10573200).

Almost surely, 2^135217848 is an apocalyptic number.

It is an amenable number.

135217848 is an abundant number, since it is smaller than the sum of its proper divisors (203124552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135217848 is a wasteful number, since it uses less digits than its factorization.

135217848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4971 (or 4967 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 135217848 is about 11628.3209450032. The cubic root of 135217848 is about 513.2685726290.

The spelling of 135217848 in words is "one hundred thirty-five million, two hundred seventeen thousand, eight hundred forty-eight".