5421224947 has 2 divisors, whose sum is σ = 5421224948. Its totient is φ = 5421224946.

The previous prime is 5421224933. The next prime is 5421224953. The reversal of 5421224947 is 7494221245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5421224947 - 2⁷ = 5421224819 is a prime.

It is not a weakly prime, because it can be changed into another prime (5421224047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710612473 + 2710612474.

It is an arithmetic number, because the mean of its divisors is an integer number (2710612474).

Almost surely, 2^5421224947 is an apocalyptic number.

5421224947 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421224947 is an equidigital number, since it uses as much as digits as its factorization.

5421224947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 40.

The square root of 5421224947 is about 73628.9681239660. The cubic root of 5421224947 is about 1756.7062349998.

The spelling of 5421224947 in words is "five billion, four hundred twenty-one million, two hundred twenty-four thousand, nine hundred forty-seven".