13361415653513 has 4 divisors (see below), whose sum is σ = 13499162206740. Its totient is φ = 13223669100288.

The previous prime is 13361415653501. The next prime is 13361415653617. The reversal of 13361415653513 is 31535651416331.

It is a happy number.

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 9740722146169 + 3620693507344 = 3121013^2 + 1902812^2 .

It is a cyclic number.

It is not a de Polignac number, because 13361415653513 - 2¹⁶ = 13361415587977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13361415653213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68873276468 + ... + 68873276661.

It is an arithmetic number, because the mean of its divisors is an integer number (3374790551685).

Almost surely, 2^{13361415653513} is an apocalyptic number.

It is an amenable number.

13361415653513 is a deficient number, since it is larger than the sum of its proper divisors (137746553227).

13361415653513 is an equidigital number, since it uses as much as digits as its factorization.

13361415653513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137746553226.

The product of its digits is 1458000, while the sum is 47.

The spelling of 13361415653513 in words is "thirteen trillion, three hundred sixty-one billion, four hundred fifteen million, six hundred fifty-three thousand, five hundred thirteen".