1022797462289 has 2 divisors, whose sum is σ = 1022797462290. Its totient is φ = 1022797462288.

The previous prime is 1022797462283. The next prime is 1022797462303. The reversal of 1022797462289 is 9822647972201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 614742243025 + 408055219264 = 784055^2 + 638792^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022797462289 - 2⁴ = 1022797462273 is a prime.

It is a super-2 number, since 2×1022797462289² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1022797462283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511398731144 + 511398731145.

It is an arithmetic number, because the mean of its divisors is an integer number (511398731145).

Almost surely, 2^{1022797462289} is an apocalyptic number.

It is an amenable number.

1022797462289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022797462289 is an equidigital number, since it uses as much as digits as its factorization.

1022797462289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12192768, while the sum is 59.

The spelling of 1022797462289 in words is "one trillion, twenty-two billion, seven hundred ninety-seven million, four hundred sixty-two thousand, two hundred eighty-nine".