993000321343 has 2 divisors, whose sum is σ = 993000321344. Its totient is φ = 993000321342.

The previous prime is 993000321331. The next prime is 993000321367. The reversal of 993000321343 is 343123000399.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-993000321343 is a prime.

It is a super-2 number, since 2×993000321343² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (993000381343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496500160671 + 496500160672.

It is an arithmetic number, because the mean of its divisors is an integer number (496500160672).

Almost surely, 2^993000321343 is an apocalyptic number.

993000321343 is a deficient number, since it is larger than the sum of its proper divisors (1).

993000321343 is an equidigital number, since it uses as much as digits as its factorization.

993000321343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 37.

The spelling of 993000321343 in words is "nine hundred ninety-three billion, three hundred twenty-one thousand, three hundred forty-three".