13155503703 has 32 divisors (see below), whose sum is σ = 18950500800. Its totient is φ = 8086880256.

The previous prime is 13155503687. The next prime is 13155503717. The reversal of 13155503703 is 30730555131.

It is not a de Polignac number, because 13155503703 - 2⁴ = 13155503687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13155503723) 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 31 ways as a sum of consecutive naturals, for example, 2075443 + ... + 2081771.

It is an arithmetic number, because the mean of its divisors is an integer number (592203150).

Almost surely, 2^13155503703 is an apocalyptic number.

13155503703 is a deficient number, since it is larger than the sum of its proper divisors (5794997097).

13155503703 is a wasteful number, since it uses less digits than its factorization.

13155503703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7171.

The product of its (nonzero) digits is 23625, while the sum is 33.

The spelling of 13155503703 in words is "thirteen billion, one hundred fifty-five million, five hundred three thousand, seven hundred three".