1113402431041 has 2 divisors, whose sum is σ = 1113402431042. Its totient is φ = 1113402431040.

The previous prime is 1113402431039. The next prime is 1113402431059. The reversal of 1113402431041 is 1401342043111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1111135242816 + 2267188225 = 1054104^2 + 47615^2 .

It is an emirp because it is prime and its reverse (1401342043111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113402431041 - 2¹ = 1113402431039 is a prime.

Together with 1113402431039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1113402430997 and 1113402431015.

It is not a weakly prime, because it can be changed into another prime (1113402431641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556701215520 + 556701215521.

It is an arithmetic number, because the mean of its divisors is an integer number (556701215521).

Almost surely, 2^{1113402431041} is an apocalyptic number.

It is an amenable number.

1113402431041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113402431041 is an equidigital number, since it uses as much as digits as its factorization.

1113402431041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1113402431041 its reverse (1401342043111), we get a palindrome (2514744474152).

The spelling of 1113402431041 in words is "one trillion, one hundred thirteen billion, four hundred two million, four hundred thirty-one thousand, forty-one".