1323351587059 has 4 divisors (see below), whose sum is σ = 1331470308616. Its totient is φ = 1315232865504.

The previous prime is 1323351586981. The next prime is 1323351587069. The reversal of 1323351587059 is 9507851533231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1323351587059 - 2⁹ = 1323351586547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1323351586997 and 1323351587015.

It is not an unprimeable number, because it can be changed into a prime (1323351587069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4059360534 + ... + 4059360859.

It is an arithmetic number, because the mean of its divisors is an integer number (332867577154).

Almost surely, 2^{1323351587059} is an apocalyptic number.

1323351587059 is a deficient number, since it is larger than the sum of its proper divisors (8118721557).

1323351587059 is an equidigital number, since it uses as much as digits as its factorization.

1323351587059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8118721556.

The product of its (nonzero) digits is 3402000, while the sum is 52.

The spelling of 1323351587059 in words is "one trillion, three hundred twenty-three billion, three hundred fifty-one million, five hundred eighty-seven thousand, fifty-nine".