214643029 has 2 divisors, whose sum is σ = 214643030. Its totient is φ = 214643028.

The previous prime is 214642997. The next prime is 214643047. The reversal of 214643029 is 920346412.

It is a happy number.

214643029 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 can be written as a sum of positive squares in only one way, i.e., 195300625 + 19342404 = 13975^2 + 4398^2 .

It is a cyclic number.

It is not a de Polignac number, because 214643029 - 2⁵ = 214642997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214643069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107321514 + 107321515.

It is an arithmetic number, because the mean of its divisors is an integer number (107321515).

Almost surely, 2^214643029 is an apocalyptic number.

It is an amenable number.

214643029 is a deficient number, since it is larger than the sum of its proper divisors (1).

214643029 is an equidigital number, since it uses as much as digits as its factorization.

214643029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 214643029 is about 14650.7006317104. The cubic root of 214643029 is about 598.7409050183.

The spelling of 214643029 in words is "two hundred fourteen million, six hundred forty-three thousand, twenty-nine".