1113403243241 has 2 divisors, whose sum is σ = 1113403243242. Its totient is φ = 1113403243240.

The previous prime is 1113403243223. The next prime is 1113403243297. The reversal of 1113403243241 is 1423423043111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1055748030016 + 57655213225 = 1027496^2 + 240115^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113403243241 - 2²⁶ = 1113336134377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1113403243741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556701621620 + 556701621621.

It is an arithmetic number, because the mean of its divisors is an integer number (556701621621).

Almost surely, 2^{1113403243241} is an apocalyptic number.

It is an amenable number.

1113403243241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113403243241 is an equidigital number, since it uses as much as digits as its factorization.

1113403243241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 1113403243241 its reverse (1423423043111), we get a palindrome (2536826286352).

The spelling of 1113403243241 in words is "one trillion, one hundred thirteen billion, four hundred three million, two hundred forty-three thousand, two hundred forty-one".