1123444097 has 2 divisors, whose sum is σ = 1123444098. Its totient is φ = 1123444096.

The previous prime is 1123444081. The next prime is 1123444129. The reversal of 1123444097 is 7904443211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1122987121 + 456976 = 33511^2 + 676^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123444097 - 2⁴ = 1123444081 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123444037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561722048 + 561722049.

It is an arithmetic number, because the mean of its divisors is an integer number (561722049).

Almost surely, 2^1123444097 is an apocalyptic number.

It is an amenable number.

1123444097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123444097 is an equidigital number, since it uses as much as digits as its factorization.

1123444097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1123444097 is about 33517.8176049695. The cubic root of 1123444097 is about 1039.5622223675.

The spelling of 1123444097 in words is "one billion, one hundred twenty-three million, four hundred forty-four thousand, ninety-seven".