13135803 has 8 divisors (see below), whose sum is σ = 17536848. Its totient is φ = 8745984.

The previous prime is 13135789. The next prime is 13135807. The reversal of 13135803 is 30853131.

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

It is not a de Polignac number, because 13135803 - 2⁶ = 13135739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13135807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475 + ... + 5147.

It is an arithmetic number, because the mean of its divisors is an integer number (2192106).

Almost surely, 2^13135803 is an apocalyptic number.

13135803 is a deficient number, since it is larger than the sum of its proper divisors (4401045).

13135803 is an equidigital number, since it uses as much as digits as its factorization.

13135803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5613.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 13135803 is about 3624.3348355250. The cubic root of 13135803 is about 235.9493990432.

Adding to 13135803 its reverse (30853131), we get a palindrome (43988934).

The spelling of 13135803 in words is "thirteen million, one hundred thirty-five thousand, eight hundred three".