214520269 has 2 divisors, whose sum is σ = 214520270. Its totient is φ = 214520268.

The previous prime is 214520239. The next prime is 214520281. The reversal of 214520269 is 962025412.

214520269 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., 189420169 + 25100100 = 13763^2 + 5010^2 .

It is a cyclic number.

It is not a de Polignac number, because 214520269 - 2²¹ = 212423117 is a prime.

It is a super-2 number, since 2×214520269² = 92037891623664722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 214520269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214520239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107260134 + 107260135.

It is an arithmetic number, because the mean of its divisors is an integer number (107260135).

Almost surely, 2^214520269 is an apocalyptic number.

It is an amenable number.

214520269 is a deficient number, since it is larger than the sum of its proper divisors (1).

214520269 is an equidigital number, since it uses as much as digits as its factorization.

214520269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 214520269 is about 14646.5104717813. The cubic root of 214520269 is about 598.6267380209.

The spelling of 214520269 in words is "two hundred fourteen million, five hundred twenty thousand, two hundred sixty-nine".