13531343315 has 8 divisors (see below), whose sum is σ = 18557270880. Its totient is φ = 9278635392.

The previous prime is 13531343311. The next prime is 13531343317. The reversal of 13531343315 is 51334313531.

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 13531343315 - 2² = 13531343311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13531343311) 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 7 ways as a sum of consecutive naturals, for example, 193304870 + ... + 193304939.

It is an arithmetic number, because the mean of its divisors is an integer number (2319658860).

Almost surely, 2^13531343315 is an apocalyptic number.

13531343315 is a deficient number, since it is larger than the sum of its proper divisors (5025927565).

13531343315 is an equidigital number, since it uses as much as digits as its factorization.

13531343315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386609821.

The product of its digits is 24300, while the sum is 32.

Adding to 13531343315 its reverse (51334313531), we get a palindrome (64865656846).

The spelling of 13531343315 in words is "thirteen billion, five hundred thirty-one million, three hundred forty-three thousand, three hundred fifteen".