214645441 has 2 divisors, whose sum is σ = 214645442. Its totient is φ = 214645440.

The previous prime is 214645423. The next prime is 214645463. The reversal of 214645441 is 144546412.

214645441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181467841 + 33177600 = 13471^2 + 5760^2 .

It is a cyclic number.

It is not a de Polignac number, because 214645441 - 2⁷ = 214645313 is a prime.

It is not a weakly prime, because it can be changed into another prime (214645241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107322720 + 107322721.

It is an arithmetic number, because the mean of its divisors is an integer number (107322721).

Almost surely, 2^214645441 is an apocalyptic number.

It is an amenable number.

214645441 is a deficient number, since it is larger than the sum of its proper divisors (1).

214645441 is an equidigital number, since it uses as much as digits as its factorization.

214645441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 31.

The square root of 214645441 is about 14650.7829483615. The cubic root of 214645441 is about 598.7431477461.

The spelling of 214645441 in words is "two hundred fourteen million, six hundred forty-five thousand, four hundred forty-one".