13000302003 has 16 divisors (see below), whose sum is σ = 18720001440. Its totient is φ = 7977513984.

The previous prime is 13000301987. The next prime is 13000302043. The reversal of 13000302003 is 30020300031.

It is a happy number.

It is not a de Polignac number, because 13000302003 - 2⁴ = 13000301987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13000302003.

It is not an unprimeable number, because it can be changed into a prime (13000302043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458388 + ... + 485921.

It is an arithmetic number, because the mean of its divisors is an integer number (1170000090).

Almost surely, 2^13000302003 is an apocalyptic number.

13000302003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13000302003 is a deficient number, since it is larger than the sum of its proper divisors (5719699437).

13000302003 is a wasteful number, since it uses less digits than its factorization.

13000302003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944678.

The product of its (nonzero) digits is 54, while the sum is 12.

Adding to 13000302003 its reverse (30020300031), we get a palindrome (43020602034).

The spelling of 13000302003 in words is "thirteen billion, three hundred two thousand, three".