453656213 has 2 divisors, whose sum is σ = 453656214. Its totient is φ = 453656212.

The previous prime is 453656191. The next prime is 453656219. The reversal of 453656213 is 312656354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305620324 + 148035889 = 17482^2 + 12167^2 .

It is a cyclic number.

It is not a de Polignac number, because 453656213 - 2¹² = 453652117 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 (453656219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226828106 + 226828107.

It is an arithmetic number, because the mean of its divisors is an integer number (226828107).

Almost surely, 2^453656213 is an apocalyptic number.

It is an amenable number.

453656213 is a deficient number, since it is larger than the sum of its proper divisors (1).

453656213 is an equidigital number, since it uses as much as digits as its factorization.

453656213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 35.

The square root of 453656213 is about 21299.2068631675. The cubic root of 453656213 is about 768.3792371861.

The spelling of 453656213 in words is "four hundred fifty-three million, six hundred fifty-six thousand, two hundred thirteen".