22343493541 has 2 divisors, whose sum is σ = 22343493542. Its totient is φ = 22343493540.

The previous prime is 22343493539. The next prime is 22343493569. The reversal of 22343493541 is 14539434322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14335033441 + 8008460100 = 119729^2 + 89490^2 .

It is a cyclic number.

It is not a de Polignac number, because 22343493541 - 2¹ = 22343493539 is a prime.

Together with 22343493539, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 22343493494 and 22343493503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22343493841) 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, 11171746770 + 11171746771.

It is an arithmetic number, because the mean of its divisors is an integer number (11171746771).

Almost surely, 2^22343493541 is an apocalyptic number.

It is an amenable number.

22343493541 is a deficient number, since it is larger than the sum of its proper divisors (1).

22343493541 is an equidigital number, since it uses as much as digits as its factorization.

22343493541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 40.

The spelling of 22343493541 in words is "twenty-two billion, three hundred forty-three million, four hundred ninety-three thousand, five hundred forty-one".