1061183268289 has 2 divisors, whose sum is σ = 1061183268290. Its totient is φ = 1061183268288.

The previous prime is 1061183268253. The next prime is 1061183268293. The reversal of 1061183268289 is 9828623811601.

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., 1008608447025 + 52574821264 = 1004295^2 + 229292^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061183268289 - 2⁹ = 1061183267777 is a prime.

It is a super-2 number, since 2×1061183268289² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1061183268209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530591634144 + 530591634145.

It is an arithmetic number, because the mean of its divisors is an integer number (530591634145).

Almost surely, 2^{1061183268289} is an apocalyptic number.

It is an amenable number.

1061183268289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061183268289 is an equidigital number, since it uses as much as digits as its factorization.

1061183268289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 55.

The spelling of 1061183268289 in words is "one trillion, sixty-one billion, one hundred eighty-three million, two hundred sixty-eight thousand, two hundred eighty-nine".