13513500003 has 4 divisors (see below), whose sum is σ = 18018000008. Its totient is φ = 9009000000.

The previous prime is 13513499983. The next prime is 13513500029. The reversal of 13513500003 is 30000531531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30000531531 = 3 ⋅10000177177.

It is not a de Polignac number, because 13513500003 - 2⁶ = 13513499939 is a prime.

It is a super-2 number, since 2×13513500003² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13513500053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2252249998 + ... + 2252250003.

It is an arithmetic number, because the mean of its divisors is an integer number (4504500002).

Almost surely, 2^13513500003 is an apocalyptic number.

13513500003 is a deficient number, since it is larger than the sum of its proper divisors (4504500005).

13513500003 is an equidigital number, since it uses as much as digits as its factorization.

13513500003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504500004.

The product of its (nonzero) digits is 675, while the sum is 21.

The spelling of 13513500003 in words is "thirteen billion, five hundred thirteen million, five hundred thousand, three".