1086226187 has 2 divisors, whose sum is σ = 1086226188. Its totient is φ = 1086226186.

The previous prime is 1086226147. The next prime is 1086226189. The reversal of 1086226187 is 7816226801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1086226187 - 2²⁸ = 817790731 is a prime.

Together with 1086226189, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1086226189) 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, 543113093 + 543113094.

It is an arithmetic number, because the mean of its divisors is an integer number (543113094).

Almost surely, 2^1086226187 is an apocalyptic number.

1086226187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086226187 is an equidigital number, since it uses as much as digits as its factorization.

1086226187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 1086226187 is about 32957.9457339198. The cubic root of 1086226187 is about 1027.9533894974.

The spelling of 1086226187 in words is "one billion, eighty-six million, two hundred twenty-six thousand, one hundred eighty-seven".