1022354542009 has 2 divisors, whose sum is σ = 1022354542010. Its totient is φ = 1022354542008.

The previous prime is 1022354541961. The next prime is 1022354542021. The reversal of 1022354542009 is 9002454532201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 811647837225 + 210706704784 = 900915^2 + 459028^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022354542009 - 2⁷ = 1022354541881 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022354542039) 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, 511177271004 + 511177271005.

It is an arithmetic number, because the mean of its divisors is an integer number (511177271005).

Almost surely, 2^{1022354542009} is an apocalyptic number.

It is an amenable number.

1022354542009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022354542009 is an equidigital number, since it uses as much as digits as its factorization.

1022354542009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 1022354542009 in words is "one trillion, twenty-two billion, three hundred fifty-four million, five hundred forty-two thousand, nine".