13045063501 has 4 divisors (see below), whose sum is σ = 13101051132. Its totient is φ = 12989075872.

The previous prime is 13045063481. The next prime is 13045063511. The reversal of 13045063501 is 10536054031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7735026601 + 5310036900 = 87949^2 + 72870^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13045063501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13045063501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13045063511) 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, 27993466 + ... + 27993931.

It is an arithmetic number, because the mean of its divisors is an integer number (3275262783).

Almost surely, 2^13045063501 is an apocalyptic number.

It is an amenable number.

13045063501 is a deficient number, since it is larger than the sum of its proper divisors (55987631).

13045063501 is an equidigital number, since it uses as much as digits as its factorization.

13045063501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55987630.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 13045063501 in words is "thirteen billion, forty-five million, sixty-three thousand, five hundred one".