1113428441 has 2 divisors, whose sum is σ = 1113428442. Its totient is φ = 1113428440.

The previous prime is 1113428423. The next prime is 1113428453. The reversal of 1113428441 is 1448243111.

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., 888278416 + 225150025 = 29804^2 + 15005^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113428441 - 2⁶ = 1113428377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113428401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556714220 + 556714221.

It is an arithmetic number, because the mean of its divisors is an integer number (556714221).

Almost surely, 2^1113428441 is an apocalyptic number.

It is an amenable number.

1113428441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113428441 is an equidigital number, since it uses as much as digits as its factorization.

1113428441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3072, while the sum is 29.

The square root of 1113428441 is about 33368.0751767314. The cubic root of 1113428441 is about 1036.4637169294.

The spelling of 1113428441 in words is "one billion, one hundred thirteen million, four hundred twenty-eight thousand, four hundred forty-one".