10454209 has 2 divisors, whose sum is σ = 10454210. Its totient is φ = 10454208.

The previous prime is 10454189. The next prime is 10454219. The reversal of 10454209 is 90245401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10419984 + 34225 = 3228^2 + 185^2 .

It is a cyclic number.

It is not a de Polignac number, because 10454209 - 2⁵ = 10454177 is a prime.

It is not a weakly prime, because it can be changed into another prime (10454219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5227104 + 5227105.

It is an arithmetic number, because the mean of its divisors is an integer number (5227105).

Almost surely, 2^10454209 is an apocalyptic number.

It is an amenable number.

10454209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10454209 is an equidigital number, since it uses as much as digits as its factorization.

10454209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 10454209 is about 3233.2969241936. The cubic root of 10454209 is about 218.6571716063.

The spelling of 10454209 in words is "ten million, four hundred fifty-four thousand, two hundred nine".