2449039913 has 2 divisors, whose sum is σ = 2449039914. Its totient is φ = 2449039912.

The previous prime is 2449039883. The next prime is 2449039919. The reversal of 2449039913 is 3199309442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2436705769 + 12334144 = 49363^2 + 3512^2 .

It is a cyclic number.

It is not a de Polignac number, because 2449039913 - 2¹² = 2449035817 is a prime.

It is not a weakly prime, because it can be changed into another prime (2449039919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1224519956 + 1224519957.

It is an arithmetic number, because the mean of its divisors is an integer number (1224519957).

Almost surely, 2^2449039913 is an apocalyptic number.

It is an amenable number.

2449039913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2449039913 is an equidigital number, since it uses as much as digits as its factorization.

2449039913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 2449039913 is about 49487.7753894838. The cubic root of 2449039913 is about 1347.9236325890.

The spelling of 2449039913 in words is "two billion, four hundred forty-nine million, thirty-nine thousand, nine hundred thirteen".