366014221 has 2 divisors, whose sum is σ = 366014222. Its totient is φ = 366014220.

The previous prime is 366014219. The next prime is 366014263. The reversal of 366014221 is 122410663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360468196 + 5546025 = 18986^2 + 2355^2 .

It is a cyclic number.

It is not a de Polignac number, because 366014221 - 2¹ = 366014219 is a prime.

Together with 366014219, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366014921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183007110 + 183007111.

It is an arithmetic number, because the mean of its divisors is an integer number (183007111).

Almost surely, 2^366014221 is an apocalyptic number.

It is an amenable number.

366014221 is a deficient number, since it is larger than the sum of its proper divisors (1).

366014221 is an equidigital number, since it uses as much as digits as its factorization.

366014221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 366014221 is about 19131.4981378877. The cubic root of 366014221 is about 715.3182738735.

Adding to 366014221 its reverse (122410663), we get a palindrome (488424884).

The spelling of 366014221 in words is "three hundred sixty-six million, fourteen thousand, two hundred twenty-one".