126144333233 has 4 divisors (see below), whose sum is σ = 126146375028. Its totient is φ = 126142291440.

The previous prime is 126144333223. The next prime is 126144333247. The reversal of 126144333233 is 332333441621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332333441621 = 29 ⋅11459773849.

It can be written as a sum of positive squares in 2 ways, for example, as 5463131569 + 120681201664 = 73913^2 + 347392^2 .

It is a cyclic number.

It is not a de Polignac number, because 126144333233 - 2²⁶ = 126077224369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126144333193 and 126144333202.

It is not an unprimeable number, because it can be changed into a prime (126144333223) 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, 925238 + ... + 1052783.

It is an arithmetic number, because the mean of its divisors is an integer number (31536593757).

Almost surely, 2^126144333233 is an apocalyptic number.

It is an amenable number.

126144333233 is a deficient number, since it is larger than the sum of its proper divisors (2041795).

126144333233 is an equidigital number, since it uses as much as digits as its factorization.

126144333233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041794.

The product of its digits is 93312, while the sum is 35.

Adding to 126144333233 its reverse (332333441621), we get a palindrome (458477774854).

The spelling of 126144333233 in words is "one hundred twenty-six billion, one hundred forty-four million, three hundred thirty-three thousand, two hundred thirty-three".