12554310106523 has 2 divisors, whose sum is σ = 12554310106524. Its totient is φ = 12554310106522.

The previous prime is 12554310106517. The next prime is 12554310106531. The reversal of 12554310106523 is 32560101345521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12554310106523 - 2⁸ = 12554310106267 is a prime.

It is a super-2 number, since 2×12554310106523² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12554310106123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6277155053261 + 6277155053262.

It is an arithmetic number, because the mean of its divisors is an integer number (6277155053262).

Almost surely, 2^{12554310106523} is an apocalyptic number.

12554310106523 is a deficient number, since it is larger than the sum of its proper divisors (1).

12554310106523 is an equidigital number, since it uses as much as digits as its factorization.

12554310106523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 12554310106523 in words is "twelve trillion, five hundred fifty-four billion, three hundred ten million, one hundred six thousand, five hundred twenty-three".