1122293578561 has 2 divisors, whose sum is σ = 1122293578562. Its totient is φ = 1122293578560.

The previous prime is 1122293578543. The next prime is 1122293578579. The reversal of 1122293578561 is 1658753922211.

It is a balanced prime because it is at equal distance from previous prime (1122293578543) and next prime (1122293578579).

It can be written as a sum of positive squares in only one way, i.e., 883118785536 + 239174793025 = 939744^2 + 489055^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122293578561 - 2⁷ = 1122293578433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122293578499 and 1122293578508.

It is not a weakly prime, because it can be changed into another prime (1122293578541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561146789280 + 561146789281.

It is an arithmetic number, because the mean of its divisors is an integer number (561146789281).

Almost surely, 2^{1122293578561} is an apocalyptic number.

It is an amenable number.

1122293578561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122293578561 is an equidigital number, since it uses as much as digits as its factorization.

1122293578561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 52.

The spelling of 1122293578561 in words is "one trillion, one hundred twenty-two billion, two hundred ninety-three million, five hundred seventy-eight thousand, five hundred sixty-one".