1086189673 has 2 divisors, whose sum is σ = 1086189674. Its totient is φ = 1086189672.

The previous prime is 1086189647. The next prime is 1086189677. The reversal of 1086189673 is 3769816801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 577777369 + 508412304 = 24037^2 + 22548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1086189673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1086189677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543094836 + 543094837.

It is an arithmetic number, because the mean of its divisors is an integer number (543094837).

Almost surely, 2^1086189673 is an apocalyptic number.

It is an amenable number.

1086189673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086189673 is an equidigital number, since it uses as much as digits as its factorization.

1086189673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 1086189673 is about 32957.3917809040. The cubic root of 1086189673 is about 1027.9418709908.

The spelling of 1086189673 in words is "one billion, eighty-six million, one hundred eighty-nine thousand, six hundred seventy-three".