1320602351323 has 2 divisors, whose sum is σ = 1320602351324. Its totient is φ = 1320602351322.

The previous prime is 1320602351291. The next prime is 1320602351339. The reversal of 1320602351323 is 3231532060231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1320602351323 - 2⁵ = 1320602351291 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320602351723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660301175661 + 660301175662.

It is an arithmetic number, because the mean of its divisors is an integer number (660301175662).

Almost surely, 2^{1320602351323} is an apocalyptic number.

1320602351323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320602351323 is an equidigital number, since it uses as much as digits as its factorization.

1320602351323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 31.

The spelling of 1320602351323 in words is "one trillion, three hundred twenty billion, six hundred two million, three hundred fifty-one thousand, three hundred twenty-three".