2003319979 has 2 divisors, whose sum is σ = 2003319980. Its totient is φ = 2003319978.

The previous prime is 2003319977. The next prime is 2003320003. The reversal of 2003319979 is 9799133002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2003319979 - 2¹ = 2003319977 is a prime.

Together with 2003319977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2003319977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001659989 + 1001659990.

It is an arithmetic number, because the mean of its divisors is an integer number (1001659990).

Almost surely, 2^2003319979 is an apocalyptic number.

2003319979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003319979 is an equidigital number, since it uses as much as digits as its factorization.

2003319979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91854, while the sum is 43.

The square root of 2003319979 is about 44758.4626523298. The cubic root of 2003319979 is about 1260.6178163998.

The spelling of 2003319979 in words is "two billion, three million, three hundred nineteen thousand, nine hundred seventy-nine".