1296943503233 has 4 divisors (see below), whose sum is σ = 1482221146560. Its totient is φ = 1111665859908.

The previous prime is 1296943503221. The next prime is 1296943503299. The reversal of 1296943503233 is 3323053496921.

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 1296943503233 - 2²⁸ = 1296675067777 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1296943503203) 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, 92638821653 + ... + 92638821666.

It is an arithmetic number, because the mean of its divisors is an integer number (370555286640).

Almost surely, 2^{1296943503233} is an apocalyptic number.

It is an amenable number.

1296943503233 is a deficient number, since it is larger than the sum of its proper divisors (185277643327).

1296943503233 is an equidigital number, since it uses as much as digits as its factorization.

1296943503233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185277643326.

The product of its (nonzero) digits is 3149280, while the sum is 50.

The spelling of 1296943503233 in words is "one trillion, two hundred ninety-six billion, nine hundred forty-three million, five hundred three thousand, two hundred thirty-three".