5471942947 has 2 divisors, whose sum is σ = 5471942948. Its totient is φ = 5471942946.

The previous prime is 5471942887. The next prime is 5471943007. The reversal of 5471942947 is 7492491745.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (5471942887) and next prime (5471943007).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5471942947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5471942894 and 5471942903.

It is not a weakly prime, because it can be changed into another prime (5471942647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2735971473 + 2735971474.

It is an arithmetic number, because the mean of its divisors is an integer number (2735971474).

Almost surely, 2^5471942947 is an apocalyptic number.

5471942947 is a deficient number, since it is larger than the sum of its proper divisors (1).

5471942947 is an equidigital number, since it uses as much as digits as its factorization.

5471942947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 52.

The square root of 5471942947 is about 73972.5824005084. The cubic root of 5471942947 is about 1762.1674986131.

The spelling of 5471942947 in words is "five billion, four hundred seventy-one million, nine hundred forty-two thousand, nine hundred forty-seven".