481109 has 2 divisors, whose sum is σ = 481110. Its totient is φ = 481108.

The previous prime is 481097. The next prime is 481123. The reversal of 481109 is 901184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418609 + 62500 = 647^2 + 250^2 .

It is a cyclic number.

It is not a de Polignac number, because 481109 - 2⁴ = 481093 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 (481199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240554 + 240555.

It is an arithmetic number, because the mean of its divisors is an integer number (240555).

2⁴⁸¹¹⁰⁹ is an apocalyptic number.

It is an amenable number.

481109 is a deficient number, since it is larger than the sum of its proper divisors (1).

481109 is an equidigital number, since it uses as much as digits as its factorization.

481109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 481109 is about 693.6202130849. The cubic root of 481109 is about 78.3576062800.

The spelling of 481109 in words is "four hundred eighty-one thousand, one hundred nine".