4909449983 has 2 divisors, whose sum is σ = 4909449984. Its totient is φ = 4909449982.

The previous prime is 4909449959. The next prime is 4909450019. The reversal of 4909449983 is 3899449094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4909449983 - 2²² = 4905255679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4909449953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2454724991 + 2454724992.

It is an arithmetic number, because the mean of its divisors is an integer number (2454724992).

Almost surely, 2^4909449983 is an apocalyptic number.

4909449983 is a deficient number, since it is larger than the sum of its proper divisors (1).

4909449983 is an equidigital number, since it uses as much as digits as its factorization.

4909449983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10077696, while the sum is 59.

The square root of 4909449983 is about 70067.4673653901. The cubic root of 4909449983 is about 1699.5904414768.

The spelling of 4909449983 in words is "four billion, nine hundred nine million, four hundred forty-nine thousand, nine hundred eighty-three".