4899343409 has 2 divisors, whose sum is σ = 4899343410. Its totient is φ = 4899343408.

The previous prime is 4899343391. The next prime is 4899343411. The reversal of 4899343409 is 9043439984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3017085184 + 1882258225 = 54928^2 + 43385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4899343409 is a prime.

Together with 4899343411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4899343469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2449671704 + 2449671705.

It is an arithmetic number, because the mean of its divisors is an integer number (2449671705).

Almost surely, 2^4899343409 is an apocalyptic number.

It is an amenable number.

4899343409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4899343409 is an equidigital number, since it uses as much as digits as its factorization.

4899343409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The square root of 4899343409 is about 69995.3099071645. The cubic root of 4899343409 is about 1698.4233835929.

The spelling of 4899343409 in words is "four billion, eight hundred ninety-nine million, three hundred forty-three thousand, four hundred nine".