1123412334409 has 2 divisors, whose sum is σ = 1123412334410. Its totient is φ = 1123412334408.

The previous prime is 1123412334379. The next prime is 1123412334431. The reversal of 1123412334409 is 9044332143211.

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., 797097196809 + 326315137600 = 892803^2 + 571240^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123412334409 - 2²⁹ = 1122875463497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123419334409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561706167204 + 561706167205.

It is an arithmetic number, because the mean of its divisors is an integer number (561706167205).

Almost surely, 2^{1123412334409} is an apocalyptic number.

It is an amenable number.

1123412334409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123412334409 is an equidigital number, since it uses as much as digits as its factorization.

1123412334409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 1123412334409 in words is "one trillion, one hundred twenty-three billion, four hundred twelve million, three hundred thirty-four thousand, four hundred nine".