1123221301439 has 2 divisors, whose sum is σ = 1123221301440. Its totient is φ = 1123221301438.

The previous prime is 1123221301313. The next prime is 1123221301451. The reversal of 1123221301439 is 9341031223211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1123221301439 - 2⁸ = 1123221301183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123221301639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561610650719 + 561610650720.

It is an arithmetic number, because the mean of its divisors is an integer number (561610650720).

Almost surely, 2^{1123221301439} is an apocalyptic number.

1123221301439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123221301439 is an equidigital number, since it uses as much as digits as its factorization.

1123221301439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 1123221301439 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-one million, three hundred one thousand, four hundred thirty-nine".