12553132623103 has 4 divisors (see below), whose sum is σ = 12664222292448. Its totient is φ = 12442042953760.

The previous prime is 12553132623029. The next prime is 12553132623181. The reversal of 12553132623103 is 30132623135521.

12553132623103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12553132623103 - 2⁴¹ = 10354109367551 is a prime.

It is a super-2 number, since 2×12553132623103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12553132623193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55544834503 + ... + 55544834728.

It is an arithmetic number, because the mean of its divisors is an integer number (3166055573112).

Almost surely, 2^{12553132623103} is an apocalyptic number.

12553132623103 is a deficient number, since it is larger than the sum of its proper divisors (111089669345).

12553132623103 is a wasteful number, since it uses less digits than its factorization.

12553132623103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111089669344.

The product of its (nonzero) digits is 97200, while the sum is 37.

Adding to 12553132623103 its reverse (30132623135521), we get a palindrome (42685755758624).

The spelling of 12553132623103 in words is "twelve trillion, five hundred fifty-three billion, one hundred thirty-two million, six hundred twenty-three thousand, one hundred three".