1061076189889 has 2 divisors, whose sum is σ = 1061076189890. Its totient is φ = 1061076189888.

The previous prime is 1061076189881. The next prime is 1061076189893. The reversal of 1061076189889 is 9889816701601.

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., 1060008207489 + 1067982400 = 1029567^2 + 32680^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061076189889 - 2³ = 1061076189881 is a prime.

It is a super-2 number, since 2×1061076189889² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1061076189889.

It is not a weakly prime, because it can be changed into another prime (1061076189881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530538094944 + 530538094945.

It is an arithmetic number, because the mean of its divisors is an integer number (530538094945).

Almost surely, 2^{1061076189889} is an apocalyptic number.

It is an amenable number.

1061076189889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061076189889 is an equidigital number, since it uses as much as digits as its factorization.

1061076189889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 64.

The spelling of 1061076189889 in words is "one trillion, sixty-one billion, seventy-six million, one hundred eighty-nine thousand, eight hundred eighty-nine".