212714569 has 2 divisors, whose sum is σ = 212714570. Its totient is φ = 212714568.

The previous prime is 212714563. The next prime is 212714573. The reversal of 212714569 is 965417212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112614544 + 100100025 = 10612^2 + 10005^2 .

It is a cyclic number.

It is not a de Polignac number, because 212714569 - 2³ = 212714561 is a prime.

It is a super-2 number, since 2×212714569² = 90494975729711522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212714561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106357284 + 106357285.

It is an arithmetic number, because the mean of its divisors is an integer number (106357285).

Almost surely, 2^212714569 is an apocalyptic number.

It is an amenable number.

212714569 is a deficient number, since it is larger than the sum of its proper divisors (1).

212714569 is an equidigital number, since it uses as much as digits as its factorization.

212714569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 212714569 is about 14584.7375362054. The cubic root of 212714569 is about 596.9423789838.

The spelling of 212714569 in words is "two hundred twelve million, seven hundred fourteen thousand, five hundred sixty-nine".