13415014645 has 4 divisors (see below), whose sum is σ = 16098017580. Its totient is φ = 10732011712.

The previous prime is 13415014609. The next prime is 13415014649. The reversal of 13415014645 is 54641051431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54641051431 = 5011 ⋅10904221.

It can be written as a sum of positive squares in 2 ways, for example, as 6926067729 + 6488946916 = 83223^2 + 80554^2 .

It is a cyclic number.

It is not a de Polignac number, because 13415014645 - 2²¹ = 13412917493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13415014645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13415014649) 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, 1341501460 + ... + 1341501469.

It is an arithmetic number, because the mean of its divisors is an integer number (4024504395).

Almost surely, 2^13415014645 is an apocalyptic number.

It is an amenable number.

13415014645 is a deficient number, since it is larger than the sum of its proper divisors (2683002935).

13415014645 is an equidigital number, since it uses as much as digits as its factorization.

13415014645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683002934.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 13415014645 in words is "thirteen billion, four hundred fifteen million, fourteen thousand, six hundred forty-five".