212414429 has 2 divisors, whose sum is σ = 212414430. Its totient is φ = 212414428.

The previous prime is 212414401. The next prime is 212414437. The reversal of 212414429 is 924414212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137124100 + 75290329 = 11710^2 + 8677^2 .

It is a cyclic number.

It is not a de Polignac number, because 212414429 - 2¹² = 212410333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212414329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106207214 + 106207215.

It is an arithmetic number, because the mean of its divisors is an integer number (106207215).

Almost surely, 2^212414429 is an apocalyptic number.

It is an amenable number.

212414429 is a deficient number, since it is larger than the sum of its proper divisors (1).

212414429 is an equidigital number, since it uses as much as digits as its factorization.

212414429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 212414429 is about 14574.4443804901. Note that the first 3 decimals coincide. The cubic root of 212414429 is about 596.6614851701.

The spelling of 212414429 in words is "two hundred twelve million, four hundred fourteen thousand, four hundred twenty-nine".