881311 has 2 divisors, whose sum is σ = 881312. Its totient is φ = 881310.

The previous prime is 881273. The next prime is 881317. The reversal of 881311 is 113188.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 881311 - 2⁹ = 880799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (881317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440655 + 440656.

It is an arithmetic number, because the mean of its divisors is an integer number (440656).

2⁸⁸¹³¹¹ is an apocalyptic number.

881311 is a deficient number, since it is larger than the sum of its proper divisors (1).

881311 is an equidigital number, since it uses as much as digits as its factorization.

881311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 22.

The square root of 881311 is about 938.7816572558. The cubic root of 881311 is about 95.8759610401.

Adding to 881311 its reverse (113188), we get a palindrome (994499).

The spelling of 881311 in words is "eight hundred eighty-one thousand, three hundred eleven".