135873316 has 24 divisors (see below), whose sum is σ = 252224280. Its totient is φ = 63823872.

The previous prime is 135873307. The next prime is 135873329. The reversal of 135873316 is 613378531.

It is a happy number.

135873316 is nontrivially palindromic in base 3.

It can be written as a sum of positive squares in 4 ways, for example, as 1313316 + 134560000 = 1146^2 + 11600^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44280 + ... + 47248.

It is an arithmetic number, because the mean of its divisors is an integer number (10509345).

Almost surely, 2^135873316 is an apocalyptic number.

It is an amenable number.

135873316 is a deficient number, since it is larger than the sum of its proper divisors (116350964).

135873316 is a wasteful number, since it uses less digits than its factorization.

135873316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663 (or 3661 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 135873316 is about 11656.4709925432. The cubic root of 135873316 is about 514.0965919396.

The spelling of 135873316 in words is "one hundred thirty-five million, eight hundred seventy-three thousand, three hundred sixteen".