455226197 has 2 divisors, whose sum is σ = 455226198. Its totient is φ = 455226196.

The previous prime is 455226091. The next prime is 455226209. The reversal of 455226197 is 791622554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303665476 + 151560721 = 17426^2 + 12311^2 .

It is a cyclic number.

It is not a de Polignac number, because 455226197 - 2⁸ = 455225941 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 (455229197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227613098 + 227613099.

It is an arithmetic number, because the mean of its divisors is an integer number (227613099).

Almost surely, 2^455226197 is an apocalyptic number.

It is an amenable number.

455226197 is a deficient number, since it is larger than the sum of its proper divisors (1).

455226197 is an equidigital number, since it uses as much as digits as its factorization.

455226197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 41.

The square root of 455226197 is about 21336.0304883547. The cubic root of 455226197 is about 769.2646023091.

The spelling of 455226197 in words is "four hundred fifty-five million, two hundred twenty-six thousand, one hundred ninety-seven".