11141432431 has 2 divisors, whose sum is σ = 11141432432. Its totient is φ = 11141432430.

The previous prime is 11141432429. The next prime is 11141432473. The reversal of 11141432431 is 13423414111.

It is a weak prime.

It is an emirp because it is prime and its reverse (13423414111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11141432431 - 2¹ = 11141432429 is a prime.

It is a super-2 number, since 2×11141432431² (a number of 21 digits) contains 22 as substring.

Together with 11141432429, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11141432396 and 11141432405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11141430431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570716215 + 5570716216.

It is an arithmetic number, because the mean of its divisors is an integer number (5570716216).

Almost surely, 2^11141432431 is an apocalyptic number.

11141432431 is a deficient number, since it is larger than the sum of its proper divisors (1).

11141432431 is an equidigital number, since it uses as much as digits as its factorization.

11141432431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

Adding to 11141432431 its reverse (13423414111), we get a palindrome (24564846542).

The spelling of 11141432431 in words is "eleven billion, one hundred forty-one million, four hundred thirty-two thousand, four hundred thirty-one".