12533171041 has 4 divisors (see below), whose sum is σ = 12596152000. Its totient is φ = 12470190084.

The previous prime is 12533171033. The next prime is 12533171051. The reversal of 12533171041 is 14017133521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12533171041 - 2³ = 12533171033 is a prime.

It is a super-2 number, since 2×12533171041² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12533171051) 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, 31490181 + ... + 31490578.

It is an arithmetic number, because the mean of its divisors is an integer number (3149038000).

Almost surely, 2^12533171041 is an apocalyptic number.

It is an amenable number.

12533171041 is a deficient number, since it is larger than the sum of its proper divisors (62980959).

12533171041 is an equidigital number, since it uses as much as digits as its factorization.

12533171041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62980958.

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 12533171041 in words is "twelve billion, five hundred thirty-three million, one hundred seventy-one thousand, forty-one".