11244240431 has 2 divisors, whose sum is σ = 11244240432. Its totient is φ = 11244240430.

The previous prime is 11244240407. The next prime is 11244240433. The reversal of 11244240431 is 13404244211.

It is a strong prime.

It is an emirp because it is prime and its reverse (13404244211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11244240431 - 2¹⁰ = 11244239407 is a prime.

It is a super-2 number, since 2×11244240431² (a number of 21 digits) contains 22 as substring.

Together with 11244240433, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11244240431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11244240433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5622120215 + 5622120216.

It is an arithmetic number, because the mean of its divisors is an integer number (5622120216).

Almost surely, 2^11244240431 is an apocalyptic number.

11244240431 is a deficient number, since it is larger than the sum of its proper divisors (1).

11244240431 is an equidigital number, since it uses as much as digits as its factorization.

11244240431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 11244240431 its reverse (13404244211), we get a palindrome (24648484642).

The spelling of 11244240431 in words is "eleven billion, two hundred forty-four million, two hundred forty thousand, four hundred thirty-one".