12411444434 has 4 divisors (see below), whose sum is σ = 18617166654. Its totient is φ = 6205722216.

The previous prime is 12411444431. The next prime is 12411444457. The reversal of 12411444434 is 43444411421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43444411421 = 17 ⋅2555553613.

It can be written as a sum of positive squares in only one way, i.e., 11914377409 + 497067025 = 109153^2 + 22295^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12411444434.

It is not an unprimeable number, because it can be changed into a prime (12411444431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3102861107 + ... + 3102861110.

Almost surely, 2^12411444434 is an apocalyptic number.

12411444434 is a deficient number, since it is larger than the sum of its proper divisors (6205722220).

12411444434 is an equidigital number, since it uses as much as digits as its factorization.

12411444434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6205722219.

The product of its digits is 24576, while the sum is 32.

Adding to 12411444434 its reverse (43444411421), we get a palindrome (55855855855).

The spelling of 12411444434 in words is "twelve billion, four hundred eleven million, four hundred forty-four thousand, four hundred thirty-four".