12513012535 has 8 divisors (see below), whose sum is σ = 15048048960. Its totient is φ = 9988787424.

The previous prime is 12513012517. The next prime is 12513012553. The reversal of 12513012535 is 53521031521.

It is an interprime number because it is at equal distance from previous prime (12513012517) and next prime (12513012553).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12513012535 - 2¹¹ = 12513010487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2700280 + ... + 2704909.

It is an arithmetic number, because the mean of its divisors is an integer number (1881006120).

Almost surely, 2^12513012535 is an apocalyptic number.

12513012535 is a deficient number, since it is larger than the sum of its proper divisors (2535036425).

12513012535 is an equidigital number, since it uses as much as digits as its factorization.

12513012535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5405657.

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 12513012535 in words is "twelve billion, five hundred thirteen million, twelve thousand, five hundred thirty-five".