2211470647 has 2 divisors, whose sum is σ = 2211470648. Its totient is φ = 2211470646.

The previous prime is 2211470593. The next prime is 2211470659. The reversal of 2211470647 is 7460741122.

It is a happy number.

2211470647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2211470647 - 2⁷ = 2211470519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211470747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105735323 + 1105735324.

It is an arithmetic number, because the mean of its divisors is an integer number (1105735324).

Almost surely, 2^2211470647 is an apocalyptic number.

2211470647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211470647 is an equidigital number, since it uses as much as digits as its factorization.

2211470647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 2211470647 is about 47026.2761336681. The cubic root of 2211470647 is about 1302.8479274570.

The spelling of 2211470647 in words is "two billion, two hundred eleven million, four hundred seventy thousand, six hundred forty-seven".