2214251647 has 2 divisors, whose sum is σ = 2214251648. Its totient is φ = 2214251646.

The previous prime is 2214251629. The next prime is 2214251723. The reversal of 2214251647 is 7461524122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2214251647 - 2⁷ = 2214251519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2214251447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107125823 + 1107125824.

It is an arithmetic number, because the mean of its divisors is an integer number (1107125824).

Almost surely, 2^2214251647 is an apocalyptic number.

2214251647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2214251647 is an equidigital number, since it uses as much as digits as its factorization.

2214251647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 34.

The square root of 2214251647 is about 47055.8354192124. The cubic root of 2214251647 is about 1303.3938239742.

Adding to 2214251647 its reverse (7461524122), we get a palindrome (9675775769).

The spelling of 2214251647 in words is "two billion, two hundred fourteen million, two hundred fifty-one thousand, six hundred forty-seven".