11325243421 has 2 divisors, whose sum is σ = 11325243422. Its totient is φ = 11325243420.

The previous prime is 11325243403. The next prime is 11325243427. The reversal of 11325243421 is 12434252311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10735239321 + 590004100 = 103611^2 + 24290^2 .

It is a cyclic number.

It is not a de Polignac number, because 11325243421 - 2⁹ = 11325242909 is a prime.

It is a super-2 number, since 2×11325243421² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11325243421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11325243427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5662621710 + 5662621711.

It is an arithmetic number, because the mean of its divisors is an integer number (5662621711).

Almost surely, 2^11325243421 is an apocalyptic number.

It is an amenable number.

11325243421 is a deficient number, since it is larger than the sum of its proper divisors (1).

11325243421 is an equidigital number, since it uses as much as digits as its factorization.

11325243421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 28.

Adding to 11325243421 its reverse (12434252311), we get a palindrome (23759495732).

The spelling of 11325243421 in words is "eleven billion, three hundred twenty-five million, two hundred forty-three thousand, four hundred twenty-one".