2303312047 has 2 divisors, whose sum is σ = 2303312048. Its totient is φ = 2303312046.

The previous prime is 2303312029. The next prime is 2303312051. The reversal of 2303312047 is 7402133032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2303312047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2303312017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151656023 + 1151656024.

It is an arithmetic number, because the mean of its divisors is an integer number (1151656024).

Almost surely, 2^2303312047 is an apocalyptic number.

2303312047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2303312047 is an equidigital number, since it uses as much as digits as its factorization.

2303312047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 2303312047 is about 47992.8332878983. The cubic root of 2303312047 is about 1320.6394298308.

Adding to 2303312047 its reverse (7402133032), we get a palindrome (9705445079).

The spelling of 2303312047 in words is "two billion, three hundred three million, three hundred twelve thousand, forty-seven".