12534105332315 has 16 divisors (see below), whose sum is σ = 17937005395968. Its totient is φ = 8221127472096.

The previous prime is 12534105332299. The next prime is 12534105332317. The reversal of 12534105332315 is 51323350143521.

It is not a de Polignac number, because 12534105332315 - 2⁴ = 12534105332299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12534105332317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7785157787 + ... + 7785159396.

It is an arithmetic number, because the mean of its divisors is an integer number (1121062837248).

Almost surely, 2^{12534105332315} is an apocalyptic number.

12534105332315 is a deficient number, since it is larger than the sum of its proper divisors (5402900063653).

12534105332315 is a wasteful number, since it uses less digits than its factorization.

12534105332315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15570317218.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 12534105332315 its reverse (51323350143521), we get a palindrome (63857455475836).

The spelling of 12534105332315 in words is "twelve trillion, five hundred thirty-four billion, one hundred five million, three hundred thirty-two thousand, three hundred fifteen".