880561511 has 2 divisors, whose sum is σ = 880561512. Its totient is φ = 880561510.

The previous prime is 880561453. The next prime is 880561519. The reversal of 880561511 is 115165088.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 880561511 - 2¹⁸ = 880299367 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 (880561519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440280755 + 440280756.

It is an arithmetic number, because the mean of its divisors is an integer number (440280756).

Almost surely, 2^880561511 is an apocalyptic number.

880561511 is a deficient number, since it is larger than the sum of its proper divisors (1).

880561511 is an equidigital number, since it uses as much as digits as its factorization.

880561511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 35.

The square root of 880561511 is about 29674.2567050971. The cubic root of 880561511 is about 958.4877489065.

The spelling of 880561511 in words is "eight hundred eighty million, five hundred sixty-one thousand, five hundred eleven".