887086091 has 2 divisors, whose sum is σ = 887086092. Its totient is φ = 887086090.

The previous prime is 887086033. The next prime is 887086139. The reversal of 887086091 is 190680788.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 887086091 - 2²⁶ = 819977227 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (887086891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 443543045 + 443543046.

It is an arithmetic number, because the mean of its divisors is an integer number (443543046).

Almost surely, 2^887086091 is an apocalyptic number.

887086091 is a deficient number, since it is larger than the sum of its proper divisors (1).

887086091 is an equidigital number, since it uses as much as digits as its factorization.

887086091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 47.

The square root of 887086091 is about 29783.9905150401. The cubic root of 887086091 is about 960.8492524760.

The spelling of 887086091 in words is "eight hundred eighty-seven million, eighty-six thousand, ninety-one".