13257501003 has 24 divisors (see below), whose sum is σ = 20293247520. Its totient is φ = 8325421440.

The previous prime is 13257500989. The next prime is 13257501007. The reversal of 13257501003 is 30010575231.

13257501003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13257501003 - 2¹³ = 13257492811 is a prime.

It is a super-2 number, since 2×13257501003² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13257501007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 608751 + ... + 630152.

It is an arithmetic number, because the mean of its divisors is an integer number (845551980).

Almost surely, 2^13257501003 is an apocalyptic number.

13257501003 is a deficient number, since it is larger than the sum of its proper divisors (7035746517).

13257501003 is a wasteful number, since it uses less digits than its factorization.

13257501003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238979 (or 1238976 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The spelling of 13257501003 in words is "thirteen billion, two hundred fifty-seven million, five hundred one thousand, three".