12430612533 has 4 divisors (see below), whose sum is σ = 16574150048. Its totient is φ = 8287075020.

The previous prime is 12430612507. The next prime is 12430612541. The reversal of 12430612533 is 33521603421.

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 not a de Polignac number, because 12430612533 - 2⁵ = 12430612501 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 12430612533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12430612583) 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, 2071768753 + ... + 2071768758.

It is an arithmetic number, because the mean of its divisors is an integer number (4143537512).

Almost surely, 2^12430612533 is an apocalyptic number.

It is an amenable number.

12430612533 is a deficient number, since it is larger than the sum of its proper divisors (4143537515).

12430612533 is an equidigital number, since it uses as much as digits as its factorization.

12430612533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4143537514.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 12430612533 in words is "twelve billion, four hundred thirty million, six hundred twelve thousand, five hundred thirty-three".