1113411344261 has 2 divisors, whose sum is σ = 1113411344262. Its totient is φ = 1113411344260.

The previous prime is 1113411344219. The next prime is 1113411344323. The reversal of 1113411344261 is 1624431143111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1077309064225 + 36102280036 = 1037935^2 + 190006^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113411344261 - 2¹⁰ = 1113411343237 is a prime.

It is a super-5 number, since 5×1113411344261⁵ (a number of 61 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113411344161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556705672130 + 556705672131.

It is an arithmetic number, because the mean of its divisors is an integer number (556705672131).

Almost surely, 2^{1113411344261} is an apocalyptic number.

It is an amenable number.

1113411344261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113411344261 is an equidigital number, since it uses as much as digits as its factorization.

1113411344261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

Adding to 1113411344261 its reverse (1624431143111), we get a palindrome (2737842487372).

The spelling of 1113411344261 in words is "one trillion, one hundred thirteen billion, four hundred eleven million, three hundred forty-four thousand, two hundred sixty-one".