12401435233 has 4 divisors (see below), whose sum is σ = 13528838448. Its totient is φ = 11274032020.

The previous prime is 12401435209. The next prime is 12401435279. The reversal of 12401435233 is 33253410421.

It is a happy number.

12401435233 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, 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 12401435233 - 2⁵ = 12401435201 is a prime.

It is a super-3 number, since 3×12401435233³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12401435833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563701591 + ... + 563701612.

It is an arithmetic number, because the mean of its divisors is an integer number (3382209612).

Almost surely, 2^12401435233 is an apocalyptic number.

It is an amenable number.

12401435233 is a deficient number, since it is larger than the sum of its proper divisors (1127403215).

12401435233 is a wasteful number, since it uses less digits than its factorization.

12401435233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127403214.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 12401435233 its reverse (33253410421), we get a palindrome (45654845654).

The spelling of 12401435233 in words is "twelve billion, four hundred one million, four hundred thirty-five thousand, two hundred thirty-three".