1358305328873 has 2 divisors, whose sum is σ = 1358305328874. Its totient is φ = 1358305328872.

The previous prime is 1358305328857. The next prime is 1358305328899. The reversal of 1358305328873 is 3788235038531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1030403647744 + 327901681129 = 1015088^2 + 572627^2 .

It is a cyclic number.

It is not a de Polignac number, because 1358305328873 - 2⁴ = 1358305328857 is a prime.

It is not a weakly prime, because it can be changed into another prime (1358305321873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 679152664436 + 679152664437.

It is an arithmetic number, because the mean of its divisors is an integer number (679152664437).

Almost surely, 2^{1358305328873} is an apocalyptic number.

It is an amenable number.

1358305328873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1358305328873 is an equidigital number, since it uses as much as digits as its factorization.

1358305328873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 1358305328873 in words is "one trillion, three hundred fifty-eight billion, three hundred five million, three hundred twenty-eight thousand, eight hundred seventy-three".