453123197 has 2 divisors, whose sum is σ = 453123198. Its totient is φ = 453123196.

The previous prime is 453123163. The next prime is 453123217. The reversal of 453123197 is 791321354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 434555716 + 18567481 = 20846^2 + 4309^2 .

It is a cyclic number.

It is not a de Polignac number, because 453123197 - 2²⁴ = 436345981 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 (453123997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226561598 + 226561599.

It is an arithmetic number, because the mean of its divisors is an integer number (226561599).

Almost surely, 2^453123197 is an apocalyptic number.

It is an amenable number.

453123197 is a deficient number, since it is larger than the sum of its proper divisors (1).

453123197 is an equidigital number, since it uses as much as digits as its factorization.

453123197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

The square root of 453123197 is about 21286.6906070436. The cubic root of 453123197 is about 768.0781876822.

The spelling of 453123197 in words is "four hundred fifty-three million, one hundred twenty-three thousand, one hundred ninety-seven".