12563103161254 has 16 divisors (see below), whose sum is σ = 19057121424000. Its totient is φ = 6210734753344.

The previous prime is 12563103161243. The next prime is 12563103161263. The reversal of 12563103161254 is 45216130136521.

It is a super-2 number, since 2×12563103161254² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3362244 + ... + 6035800.

It is an arithmetic number, because the mean of its divisors is an integer number (1191070089000).

Almost surely, 2^{12563103161254} is an apocalyptic number.

12563103161254 is a deficient number, since it is larger than the sum of its proper divisors (6494018262746).

12563103161254 is a wasteful number, since it uses less digits than its factorization.

12563103161254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700047.

The product of its (nonzero) digits is 129600, while the sum is 40.

Adding to 12563103161254 its reverse (45216130136521), we get a palindrome (57779233297775).

The spelling of 12563103161254 in words is "twelve trillion, five hundred sixty-three billion, one hundred three million, one hundred sixty-one thousand, two hundred fifty-four".