1061118203023 has 2 divisors, whose sum is σ = 1061118203024. Its totient is φ = 1061118203022.

The previous prime is 1061118203017. The next prime is 1061118203087. The reversal of 1061118203023 is 3203028111601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1061118203023 - 2⁹ = 1061118202511 is a prime.

It is a super-2 number, since 2×1061118203023² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061118202982 and 1061118203000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1061118203623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530559101511 + 530559101512.

It is an arithmetic number, because the mean of its divisors is an integer number (530559101512).

Almost surely, 2^{1061118203023} is an apocalyptic number.

1061118203023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061118203023 is an equidigital number, since it uses as much as digits as its factorization.

1061118203023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 1061118203023 in words is "one trillion, sixty-one billion, one hundred eighteen million, two hundred three thousand, twenty-three".