12603132515346 has 8 divisors (see below), whose sum is σ = 25206265030704. Its totient is φ = 4201044171780.

The previous prime is 12603132515327. The next prime is 12603132515353. The reversal of 12603132515346 is 64351523130621.

It is a happy number.

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

12603132515346 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12603132515298 and 12603132515307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050261042940 + ... + 1050261042951.

It is an arithmetic number, because the mean of its divisors is an integer number (3150783128838).

Almost surely, 2^{12603132515346} is an apocalyptic number.

12603132515346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12603132515346 is a wasteful number, since it uses less digits than its factorization.

12603132515346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100522085896.

The product of its (nonzero) digits is 388800, while the sum is 42.

Adding to 12603132515346 its reverse (64351523130621), we get a palindrome (76954655645967).

The spelling of 12603132515346 in words is "twelve trillion, six hundred three billion, one hundred thirty-two million, five hundred fifteen thousand, three hundred forty-six".