12412353533 has 4 divisors (see below), whose sum is σ = 12452784960. Its totient is φ = 12371922108.

The previous prime is 12412353529. The next prime is 12412353623. The reversal of 12412353533 is 33535321421.

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, and also an emirpimes, since its reverse is a distinct semiprime: 33535321421 = 7 ⋅4790760203.

It is a cyclic number.

It is not a de Polignac number, because 12412353533 - 2² = 12412353529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12412353533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12418353533) 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, 20215253 + ... + 20215866.

It is an arithmetic number, because the mean of its divisors is an integer number (3113196240).

Almost surely, 2^12412353533 is an apocalyptic number.

It is an amenable number.

12412353533 is a deficient number, since it is larger than the sum of its proper divisors (40431427).

12412353533 is an equidigital number, since it uses as much as digits as its factorization.

12412353533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40431426.

The product of its digits is 32400, while the sum is 32.

Adding to 12412353533 its reverse (33535321421), we get a palindrome (45947674954).

The spelling of 12412353533 in words is "twelve billion, four hundred twelve million, three hundred fifty-three thousand, five hundred thirty-three".