212114453 has 2 divisors, whose sum is σ = 212114454. Its totient is φ = 212114452.

The previous prime is 212114449. The next prime is 212114471. The reversal of 212114453 is 354411212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187333969 + 24780484 = 13687^2 + 4978^2 .

It is a cyclic number.

It is not a de Polignac number, because 212114453 - 2² = 212114449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212114473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106057226 + 106057227.

It is an arithmetic number, because the mean of its divisors is an integer number (106057227).

Almost surely, 2^212114453 is an apocalyptic number.

It is an amenable number.

212114453 is a deficient number, since it is larger than the sum of its proper divisors (1).

212114453 is an equidigital number, since it uses as much as digits as its factorization.

212114453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 23.

The square root of 212114453 is about 14564.1495803909. The cubic root of 212114453 is about 596.3804803318.

Adding to 212114453 its reverse (354411212), we get a palindrome (566525665).

The spelling of 212114453 in words is "two hundred twelve million, one hundred fourteen thousand, four hundred fifty-three".