454109 has 2 divisors, whose sum is σ = 454110. Its totient is φ = 454108.

The previous prime is 454079. The next prime is 454141. The reversal of 454109 is 901454.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228484 + 225625 = 478^2 + 475^2 .

It is a cyclic number.

It is not a de Polignac number, because 454109 - 2¹⁶ = 388573 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227054 + 227055.

It is an arithmetic number, because the mean of its divisors is an integer number (227055).

2⁴⁵⁴¹⁰⁹ is an apocalyptic number.

It is an amenable number.

454109 is a deficient number, since it is larger than the sum of its proper divisors (1).

454109 is an equidigital number, since it uses as much as digits as its factorization.

454109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 454109 is about 673.8761013718. The cubic root of 454109 is about 76.8634787854.

The spelling of 454109 in words is "four hundred fifty-four thousand, one hundred nine".