11827400441 has 4 divisors (see below), whose sum is σ = 11827678884. Its totient is φ = 11827122000.

The previous prime is 11827400437. The next prime is 11827400467. The reversal of 11827400441 is 14400472811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14400472811 = 31 ⋅464531381.

It can be written as a sum of positive squares in 2 ways, for example, as 9028990441 + 2798410000 = 95021^2 + 52900^2 .

It is a cyclic number.

It is not a de Polignac number, because 11827400441 - 2² = 11827400437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11827400398 and 11827400407.

It is not an unprimeable number, because it can be changed into a prime (11827400491) 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, 60770 + ... + 165371.

It is an arithmetic number, because the mean of its divisors is an integer number (2956919721).

Almost surely, 2^11827400441 is an apocalyptic number.

It is an amenable number.

11827400441 is a deficient number, since it is larger than the sum of its proper divisors (278443).

11827400441 is an equidigital number, since it uses as much as digits as its factorization.

11827400441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278442.

The product of its (nonzero) digits is 7168, while the sum is 32.

The spelling of 11827400441 in words is "eleven billion, eight hundred twenty-seven million, four hundred thousand, four hundred forty-one".