212036453 has 2 divisors, whose sum is σ = 212036454. Its totient is φ = 212036452.

The previous prime is 212036423. The next prime is 212036467. The reversal of 212036453 is 354630212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124389409 + 87647044 = 11153^2 + 9362^2 .

It is a cyclic number.

It is not a de Polignac number, because 212036453 - 2⁶ = 212036389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212036423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106018226 + 106018227.

It is an arithmetic number, because the mean of its divisors is an integer number (106018227).

Almost surely, 2^212036453 is an apocalyptic number.

It is an amenable number.

212036453 is a deficient number, since it is larger than the sum of its proper divisors (1).

212036453 is an equidigital number, since it uses as much as digits as its factorization.

212036453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 212036453 is about 14561.4715259139. The cubic root of 212036453 is about 596.3073698327.

Adding to 212036453 its reverse (354630212), we get a palindrome (566666665).

The spelling of 212036453 in words is "two hundred twelve million, thirty-six thousand, four hundred fifty-three".