880459109 has 2 divisors, whose sum is σ = 880459110. Its totient is φ = 880459108.

The previous prime is 880459093. The next prime is 880459171. The reversal of 880459109 is 901954088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 637411009 + 243048100 = 25247^2 + 15590^2 .

It is a cyclic number.

It is not a de Polignac number, because 880459109 - 2⁴ = 880459093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 880459109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (880459199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440229554 + 440229555.

It is an arithmetic number, because the mean of its divisors is an integer number (440229555).

Almost surely, 2^880459109 is an apocalyptic number.

It is an amenable number.

880459109 is a deficient number, since it is larger than the sum of its proper divisors (1).

880459109 is an equidigital number, since it uses as much as digits as its factorization.

880459109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 880459109 is about 29672.5312199684. The cubic root of 880459109 is about 958.4505927411.

The spelling of 880459109 in words is "eight hundred eighty million, four hundred fifty-nine thousand, one hundred nine".