12254042033 has 4 divisors (see below), whose sum is σ = 12254426100. Its totient is φ = 12253657968.

The previous prime is 12254042029. The next prime is 12254042069. The reversal of 12254042033 is 33024045221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33024045221 = 397 ⋅83183993.

It can be written as a sum of positive squares in 2 ways, for example, as 4576251904 + 7677790129 = 67648^2 + 87623^2 .

It is a cyclic number.

It is not a de Polignac number, because 12254042033 - 2² = 12254042029 is a prime.

It is a super-2 number, since 2×12254042033² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12254041993 and 12254042011.

It is not an unprimeable number, because it can be changed into a prime (12254042093) 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, 139358 + ... + 209591.

It is an arithmetic number, because the mean of its divisors is an integer number (3063606525).

Almost surely, 2^12254042033 is an apocalyptic number.

It is an amenable number.

12254042033 is a deficient number, since it is larger than the sum of its proper divisors (384067).

12254042033 is an equidigital number, since it uses as much as digits as its factorization.

12254042033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384066.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 12254042033 its reverse (33024045221), we get a palindrome (45278087254).

The spelling of 12254042033 in words is "twelve billion, two hundred fifty-four million, forty-two thousand, thirty-three".