1922954743009 has 2 divisors, whose sum is σ = 1922954743010. Its totient is φ = 1922954743008.

The previous prime is 1922954742937. The next prime is 1922954743013. The reversal of 1922954743009 is 9003474592291.

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., 1044273478609 + 878681264400 = 1021897^2 + 937380^2 .

It is a cyclic number.

It is not a de Polignac number, because 1922954743009 - 2⁷ = 1922954742881 is a prime.

It is not a weakly prime, because it can be changed into another prime (1922954743019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961477371504 + 961477371505.

It is an arithmetic number, because the mean of its divisors is an integer number (961477371505).

Almost surely, 2^{1922954743009} is an apocalyptic number.

It is an amenable number.

1922954743009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1922954743009 is an equidigital number, since it uses as much as digits as its factorization.

1922954743009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 1922954743009 in words is "one trillion, nine hundred twenty-two billion, nine hundred fifty-four million, seven hundred forty-three thousand, nine".