1112345791253 has 2 divisors, whose sum is σ = 1112345791254. Its totient is φ = 1112345791252.

The previous prime is 1112345791133. The next prime is 1112345791259. The reversal of 1112345791253 is 3521975432111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 814935896644 + 297409894609 = 902738^2 + 545353^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112345791253 - 2⁴⁰ = 12834163477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112345791259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556172895626 + 556172895627.

It is an arithmetic number, because the mean of its divisors is an integer number (556172895627).

Almost surely, 2^{1112345791253} is an apocalyptic number.

It is an amenable number.

1112345791253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112345791253 is an equidigital number, since it uses as much as digits as its factorization.

1112345791253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 44.

The spelling of 1112345791253 in words is "one trillion, one hundred twelve billion, three hundred forty-five million, seven hundred ninety-one thousand, two hundred fifty-three".