880819061 has 2 divisors, whose sum is σ = 880819062. Its totient is φ = 880819060.

The previous prime is 880819039. The next prime is 880819097. The reversal of 880819061 is 160918088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 869896036 + 10923025 = 29494^2 + 3305^2 .

It is a cyclic number.

It is not a de Polignac number, because 880819061 - 2¹⁸ = 880556917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (880819021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440409530 + 440409531.

It is an arithmetic number, because the mean of its divisors is an integer number (440409531).

Almost surely, 2^880819061 is an apocalyptic number.

It is an amenable number.

880819061 is a deficient number, since it is larger than the sum of its proper divisors (1).

880819061 is an equidigital number, since it uses as much as digits as its factorization.

880819061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 41.

The square root of 880819061 is about 29678.5960078977. The cubic root of 880819061 is about 958.5811871854.

The spelling of 880819061 in words is "eight hundred eighty million, eight hundred nineteen thousand, sixty-one".