1121013241247 has 2 divisors, whose sum is σ = 1121013241248. Its totient is φ = 1121013241246.

The previous prime is 1121013241177. The next prime is 1121013241301. The reversal of 1121013241247 is 7421423101211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121013241247 - 2¹⁸ = 1121012979103 is a prime.

It is a super-2 number, since 2×1121013241247² (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 (1121013241847) 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, 560506620623 + 560506620624.

It is an arithmetic number, because the mean of its divisors is an integer number (560506620624).

Almost surely, 2^{1121013241247} is an apocalyptic number.

1121013241247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121013241247 is an equidigital number, since it uses as much as digits as its factorization.

1121013241247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 1121013241247 its reverse (7421423101211), we get a palindrome (8542436342458).

The spelling of 1121013241247 in words is "one trillion, one hundred twenty-one billion, thirteen million, two hundred forty-one thousand, two hundred forty-seven".