454471229 has 2 divisors, whose sum is σ = 454471230. Its totient is φ = 454471228.

The previous prime is 454471223. The next prime is 454471273. The reversal of 454471229 is 922174454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310711129 + 143760100 = 17627^2 + 11990^2 .

It is a cyclic number.

It is not a de Polignac number, because 454471229 - 2¹² = 454467133 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 454471192 and 454471201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454471223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227235614 + 227235615.

It is an arithmetic number, because the mean of its divisors is an integer number (227235615).

Almost surely, 2^454471229 is an apocalyptic number.

It is an amenable number.

454471229 is a deficient number, since it is larger than the sum of its proper divisors (1).

454471229 is an equidigital number, since it uses as much as digits as its factorization.

454471229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 38.

The square root of 454471229 is about 21318.3308211501. The cubic root of 454471229 is about 768.8391057707.

The spelling of 454471229 in words is "four hundred fifty-four million, four hundred seventy-one thousand, two hundred twenty-nine".