6066621947 has 2 divisors, whose sum is σ = 6066621948. Its totient is φ = 6066621946.

The previous prime is 6066621943. The next prime is 6066621983. The reversal of 6066621947 is 7491266606.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6066621947 - 2² = 6066621943 is a prime.

It is not a weakly prime, because it can be changed into another prime (6066621943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3033310973 + 3033310974.

It is an arithmetic number, because the mean of its divisors is an integer number (3033310974).

Almost surely, 2^6066621947 is an apocalyptic number.

6066621947 is a deficient number, since it is larger than the sum of its proper divisors (1).

6066621947 is an equidigital number, since it uses as much as digits as its factorization.

6066621947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 6066621947 is about 77888.5225626985. The cubic root of 6066621947 is about 1823.8214142500.

The spelling of 6066621947 in words is "six billion, sixty-six million, six hundred twenty-one thousand, nine hundred forty-seven".