1323300441409 has 2 divisors, whose sum is σ = 1323300441410. Its totient is φ = 1323300441408.

The previous prime is 1323300441343. The next prime is 1323300441473. The reversal of 1323300441409 is 9041440033231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1322794416384 + 506025025 = 1150128^2 + 22495^2 .

It is an emirp because it is prime and its reverse (9041440033231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323300441409 - 2¹⁵ = 1323300408641 is a prime.

It is a super-2 number, since 2×1323300441409² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1323300441499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661650220704 + 661650220705.

It is an arithmetic number, because the mean of its divisors is an integer number (661650220705).

Almost surely, 2^{1323300441409} is an apocalyptic number.

It is an amenable number.

1323300441409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323300441409 is an equidigital number, since it uses as much as digits as its factorization.

1323300441409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 1323300441409 in words is "one trillion, three hundred twenty-three billion, three hundred million, four hundred forty-one thousand, four hundred nine".