993373399 has 2 divisors, whose sum is σ = 993373400. Its totient is φ = 993373398.

The previous prime is 993373397. The next prime is 993373477.

It is a happy number.

993373399 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 993373399 - 2¹ = 993373397 is a prime.

Together with 993373397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (993373397) 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, 496686699 + 496686700.

It is an arithmetic number, because the mean of its divisors is an integer number (496686700).

Almost surely, 2^993373399 is an apocalyptic number.

993373399 is a deficient number, since it is larger than the sum of its proper divisors (1).

993373399 is an equidigital number, since it uses as much as digits as its factorization.

993373399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3720087, while the sum is 55.

The square root of 993373399 is about 31517.8266858614. The cubic root of 993373399 is about 997.7862358647.

The spelling of 993373399 in words is "nine hundred ninety-three million, three hundred seventy-three thousand, three hundred ninety-nine".