135800246 has 8 divisors (see below), whose sum is σ = 203900664. Its totient is φ = 67833360.

The previous prime is 135800219. The next prime is 135800251. The reversal of 135800246 is 642008531.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 30800 + ... + 34931.

It is an arithmetic number, because the mean of its divisors is an integer number (25487583).

Almost surely, 2^135800246 is an apocalyptic number.

135800246 is a deficient number, since it is larger than the sum of its proper divisors (68100418).

135800246 is a wasteful number, since it uses less digits than its factorization.

135800246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66766.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 135800246 is about 11653.3362604878. The cubic root of 135800246 is about 514.0044183988.

Adding to 135800246 its reverse (642008531), we get a palindrome (777808777).

The spelling of 135800246 in words is "one hundred thirty-five million, eight hundred thousand, two hundred forty-six".