1323107063249 has 2 divisors, whose sum is σ = 1323107063250. Its totient is φ = 1323107063248.

The previous prime is 1323107063197. The next prime is 1323107063269. The reversal of 1323107063249 is 9423607013231.

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., 1246706233600 + 76400829649 = 1116560^2 + 276407^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323107063249 is a prime.

It is a super-2 number, since 2×1323107063249² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1323107063269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661553531624 + 661553531625.

It is an arithmetic number, because the mean of its divisors is an integer number (661553531625).

Almost surely, 2^{1323107063249} is an apocalyptic number.

It is an amenable number.

1323107063249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323107063249 is an equidigital number, since it uses as much as digits as its factorization.

1323107063249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 41.

The spelling of 1323107063249 in words is "one trillion, three hundred twenty-three billion, one hundred seven million, sixty-three thousand, two hundred forty-nine".