1113111013247 has 2 divisors, whose sum is σ = 1113111013248. Its totient is φ = 1113111013246.

The previous prime is 1113111013199. The next prime is 1113111013277. The reversal of 1113111013247 is 7423101113111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113111013247 - 2¹⁴ = 1113110996863 is a prime.

It is a super-2 number, since 2×1113111013247² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113111013277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556555506623 + 556555506624.

It is an arithmetic number, because the mean of its divisors is an integer number (556555506624).

Almost surely, 2^{1113111013247} is an apocalyptic number.

1113111013247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113111013247 is an equidigital number, since it uses as much as digits as its factorization.

1113111013247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 26.

Adding to 1113111013247 its reverse (7423101113111), we get a palindrome (8536212126358).

The spelling of 1113111013247 in words is "one trillion, one hundred thirteen billion, one hundred eleven million, thirteen thousand, two hundred forty-seven".