1121165041393 has 2 divisors, whose sum is σ = 1121165041394. Its totient is φ = 1121165041392.

The previous prime is 1121165041387. The next prime is 1121165041487. The reversal of 1121165041393 is 3931405611211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1120902860529 + 262180864 = 1058727^2 + 16192^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121165041393 - 2⁵ = 1121165041361 is a prime.

It is a super-2 number, since 2×1121165041393² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1121165041343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560582520696 + 560582520697.

It is an arithmetic number, because the mean of its divisors is an integer number (560582520697).

Almost surely, 2^{1121165041393} is an apocalyptic number.

It is an amenable number.

1121165041393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121165041393 is an equidigital number, since it uses as much as digits as its factorization.

1121165041393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 1121165041393 in words is "one trillion, one hundred twenty-one billion, one hundred sixty-five million, forty-one thousand, three hundred ninety-three".