993325279 has 2 divisors, whose sum is σ = 993325280. Its totient is φ = 993325278.

The previous prime is 993325253. The next prime is 993325309. The reversal of 993325279 is 972523399.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 993325279 - 2⁵ = 993325247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (993325379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496662639 + 496662640.

It is an arithmetic number, because the mean of its divisors is an integer number (496662640).

Almost surely, 2^993325279 is an apocalyptic number.

993325279 is a deficient number, since it is larger than the sum of its proper divisors (1).

993325279 is an equidigital number, since it uses as much as digits as its factorization.

993325279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 918540, while the sum is 49.

The square root of 993325279 is about 31517.0632991083. The cubic root of 993325279 is about 997.7701243505.

The spelling of 993325279 in words is "nine hundred ninety-three million, three hundred twenty-five thousand, two hundred seventy-nine".