135366210303 has 8 divisors (see below), whose sum is σ = 180491182848. Its totient is φ = 90242688984.

The previous prime is 135366210299. The next prime is 135366210313. The reversal of 135366210303 is 303012663531.

It is a happy number.

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

It is not a de Polignac number, because 135366210303 - 2² = 135366210299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135366210313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122401 + ... + 534522.

It is an arithmetic number, because the mean of its divisors is an integer number (22561397856).

Almost surely, 2^135366210303 is an apocalyptic number.

135366210303 is a deficient number, since it is larger than the sum of its proper divisors (45124972545).

135366210303 is an equidigital number, since it uses as much as digits as its factorization.

135366210303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725613.

The product of its (nonzero) digits is 29160, while the sum is 33.

Adding to 135366210303 its reverse (303012663531), we get a palindrome (438378873834).

The spelling of 135366210303 in words is "one hundred thirty-five billion, three hundred sixty-six million, two hundred ten thousand, three hundred three".