64054217 has 2 divisors, whose sum is σ = 64054218. Its totient is φ = 64054216.

The previous prime is 64054189. The next prime is 64054253. The reversal of 64054217 is 71245046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55591936 + 8462281 = 7456^2 + 2909^2 .

It is a cyclic number.

It is not a de Polignac number, because 64054217 - 2¹⁸ = 63792073 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64054217.

It is not a weakly prime, because it can be changed into another prime (64054817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32027108 + 32027109.

It is an arithmetic number, because the mean of its divisors is an integer number (32027109).

Almost surely, 2^64054217 is an apocalyptic number.

It is an amenable number.

64054217 is a deficient number, since it is larger than the sum of its proper divisors (1).

64054217 is an equidigital number, since it uses as much as digits as its factorization.

64054217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 64054217 is about 8003.3878451566. The cubic root of 64054217 is about 400.1129202029.

The spelling of 64054217 in words is "sixty-four million, fifty-four thousand, two hundred seventeen".