1113450155449 has 2 divisors, whose sum is σ = 1113450155450. Its totient is φ = 1113450155448.

The previous prime is 1113450155413. The next prime is 1113450155483. The reversal of 1113450155449 is 9445510543111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 884361564025 + 229088591424 = 940405^2 + 478632^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113450155449 - 2¹⁷ = 1113450024377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113450152449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556725077724 + 556725077725.

It is an arithmetic number, because the mean of its divisors is an integer number (556725077725).

Almost surely, 2^{1113450155449} is an apocalyptic number.

It is an amenable number.

1113450155449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113450155449 is an equidigital number, since it uses as much as digits as its factorization.

1113450155449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 1113450155449 in words is "one trillion, one hundred thirteen billion, four hundred fifty million, one hundred fifty-five thousand, four hundred forty-nine".