3312309809 has 2 divisors, whose sum is σ = 3312309810.
Its totient is φ = 3312309808.
The previous prime is 3312309779. The next prime is 3312309851. The reversal of 3312309809 is 9089032133.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2290101025 + 1022208784 = 47855^2 + 31972^2
It is a cyclic number.
It is not a de Polignac number, because 3312309809 - 212 = 3312305713 is a prime.
It is not a weakly prime, because it can be changed into another prime (3312309899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656154904 + 1656154905.
It is an arithmetic number, because the mean of its divisors is an integer number (1656154905).
Almost surely, 23312309809 is an apocalyptic number.
It is an amenable number.
3312309809 is a deficient number, since it is larger than the sum of its proper divisors (1).
3312309809 is an equidigital number, since it uses as much as digits as its factorization.
3312309809 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 34992, while the sum is 38.
The square root of 3312309809 is about 57552.6698685647.
The cubic root of 3312309809 is about 1490.6544591300.
The spelling of 3312309809 in words is "three billion, three hundred twelve million, three hundred nine thousand, eight hundred nine".