2049184939 has 2 divisors, whose sum is σ = 2049184940. Its totient is φ = 2049184938.

The previous prime is 2049184937. The next prime is 2049184957. The reversal of 2049184939 is 9394819402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2049184939 - 2¹ = 2049184937 is a prime.

Together with 2049184937, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2049184892 and 2049184901.

It is not a weakly prime, because it can be changed into another prime (2049184937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024592469 + 1024592470.

It is an arithmetic number, because the mean of its divisors is an integer number (1024592470).

Almost surely, 2^2049184939 is an apocalyptic number.

2049184939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2049184939 is an equidigital number, since it uses as much as digits as its factorization.

2049184939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 2049184939 is about 45267.9239528388. The cubic root of 2049184939 is about 1270.1657127679.

The spelling of 2049184939 in words is "two billion, forty-nine million, one hundred eighty-four thousand, nine hundred thirty-nine".