880652209 has 2 divisors, whose sum is σ = 880652210. Its totient is φ = 880652208.

The previous prime is 880652197. The next prime is 880652219. The reversal of 880652209 is 902256088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 841000000 + 39652209 = 29000^2 + 6297^2 .

It is a cyclic number.

It is not a de Polignac number, because 880652209 - 2²¹ = 878555057 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (880652219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440326104 + 440326105.

It is an arithmetic number, because the mean of its divisors is an integer number (440326105).

Almost surely, 2^880652209 is an apocalyptic number.

It is an amenable number.

880652209 is a deficient number, since it is larger than the sum of its proper divisors (1).

880652209 is an equidigital number, since it uses as much as digits as its factorization.

880652209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 880652209 is about 29675.7848927370. The cubic root of 880652209 is about 958.5206559157.

The spelling of 880652209 in words is "eight hundred eighty million, six hundred fifty-two thousand, two hundred nine".