22349643137 has 2 divisors, whose sum is σ = 22349643138. Its totient is φ = 22349643136.

The previous prime is 22349643131. The next prime is 22349643139. The reversal of 22349643137 is 73134694322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17914216336 + 4435426801 = 133844^2 + 66599^2 .

It is a cyclic number.

It is not a de Polignac number, because 22349643137 - 2¹⁴ = 22349626753 is a prime.

Together with 22349643139, 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 (22349643131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11174821568 + 11174821569.

It is an arithmetic number, because the mean of its divisors is an integer number (11174821569).

Almost surely, 2^22349643137 is an apocalyptic number.

It is an amenable number.

22349643137 is a deficient number, since it is larger than the sum of its proper divisors (1).

22349643137 is an equidigital number, since it uses as much as digits as its factorization.

22349643137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 44.

The spelling of 22349643137 in words is "twenty-two billion, three hundred forty-nine million, six hundred forty-three thousand, one hundred thirty-seven".