135803390 has 8 divisors (see below), whose sum is σ = 244446120. Its totient is φ = 54321352.

The previous prime is 135803389. The next prime is 135803399. The reversal of 135803390 is 93308531.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135803399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6790160 + ... + 6790179.

It is an arithmetic number, because the mean of its divisors is an integer number (30555765).

Almost surely, 2^135803390 is an apocalyptic number.

135803390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135803390 is a deficient number, since it is larger than the sum of its proper divisors (108642730).

135803390 is a wasteful number, since it uses less digits than its factorization.

135803390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13580346.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 135803390 is about 11653.4711566983. The cubic root of 135803390 is about 514.0083850520.

The spelling of 135803390 in words is "one hundred thirty-five million, eight hundred three thousand, three hundred ninety".