877091 has 2 divisors, whose sum is σ = 877092. Its totient is φ = 877090.

The previous prime is 877073. The next prime is 877109. The reversal of 877091 is 190778.

Together with next prime (877109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (877073) and next prime (877109).

It is a cyclic number.

It is not a de Polignac number, because 877091 - 2⁶ = 877027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (877291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438545 + 438546.

It is an arithmetic number, because the mean of its divisors is an integer number (438546).

2⁸⁷⁷⁰⁹¹ is an apocalyptic number.

877091 is a deficient number, since it is larger than the sum of its proper divisors (1).

877091 is an equidigital number, since it uses as much as digits as its factorization.

877091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 877091 is about 936.5313662660. The cubic root of 877091 is about 95.7226878451.

The spelling of 877091 in words is "eight hundred seventy-seven thousand, ninety-one".