4697862721 has 2 divisors, whose sum is σ = 4697862722. Its totient is φ = 4697862720.

The previous prime is 4697862709. The next prime is 4697862737. The reversal of 4697862721 is 1272687964.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4416931600 + 280931121 = 66460^2 + 16761^2 .

It is a cyclic number.

It is not a de Polignac number, because 4697862721 - 2⁹ = 4697862209 is a prime.

It is not a weakly prime, because it can be changed into another prime (4697862761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2348931360 + 2348931361.

It is an arithmetic number, because the mean of its divisors is an integer number (2348931361).

Almost surely, 2^4697862721 is an apocalyptic number.

It is an amenable number.

4697862721 is a deficient number, since it is larger than the sum of its proper divisors (1).

4697862721 is an equidigital number, since it uses as much as digits as its factorization.

4697862721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 52.

The square root of 4697862721 is about 68540.9565223597. The cubic root of 4697862721 is about 1674.8147380754.

The spelling of 4697862721 in words is "four billion, six hundred ninety-seven million, eight hundred sixty-two thousand, seven hundred twenty-one".