2042807047 has 2 divisors, whose sum is σ = 2042807048. Its totient is φ = 2042807046.

The previous prime is 2042807029. The next prime is 2042807051. The reversal of 2042807047 is 7407082402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042807047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042807147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021403523 + 1021403524.

It is an arithmetic number, because the mean of its divisors is an integer number (1021403524).

Almost surely, 2^2042807047 is an apocalyptic number.

2042807047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042807047 is an equidigital number, since it uses as much as digits as its factorization.

2042807047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 2042807047 is about 45197.4230128223. The cubic root of 2042807047 is about 1268.8465868634.

Adding to 2042807047 its reverse (7407082402), we get a palindrome (9449889449).

The spelling of 2042807047 in words is "two billion, forty-two million, eight hundred seven thousand, forty-seven".