22428349241 has 2 divisors, whose sum is σ = 22428349242. Its totient is φ = 22428349240.

The previous prime is 22428349183. The next prime is 22428349243. The reversal of 22428349241 is 14294382422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14591673616 + 7836675625 = 120796^2 + 88525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22428349241 is a prime.

Together with 22428349243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22428349243) 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, 11214174620 + 11214174621.

It is an arithmetic number, because the mean of its divisors is an integer number (11214174621).

Almost surely, 2^22428349241 is an apocalyptic number.

It is an amenable number.

22428349241 is a deficient number, since it is larger than the sum of its proper divisors (1).

22428349241 is an equidigital number, since it uses as much as digits as its factorization.

22428349241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 41.

The spelling of 22428349241 in words is "twenty-two billion, four hundred twenty-eight million, three hundred forty-nine thousand, two hundred forty-one".