13072603 has 2 divisors, whose sum is σ = 13072604. Its totient is φ = 13072602.

The previous prime is 13072601. The next prime is 13072637. The reversal of 13072603 is 30627031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13072603 - 2¹ = 13072601 is a prime.

Together with 13072601, it forms a pair of twin primes.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (13072601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6536301 + 6536302.

It is an arithmetic number, because the mean of its divisors is an integer number (6536302).

Almost surely, 2^13072603 is an apocalyptic number.

13072603 is a deficient number, since it is larger than the sum of its proper divisors (1).

13072603 is an equidigital number, since it uses as much as digits as its factorization.

13072603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 13072603 is about 3615.6054817969. The cubic root of 13072603 is about 235.5703844926.

Adding to 13072603 its reverse (30627031), we get a palindrome (43699634).

The spelling of 13072603 in words is "thirteen million, seventy-two thousand, six hundred three".