1085403266 has 4 divisors (see below), whose sum is σ = 1628104902. Its totient is φ = 542701632.

The previous prime is 1085403259. The next prime is 1085403269. The reversal of 1085403266 is 6623045801.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1076824225 + 8579041 = 32815^2 + 2929^2 .

It is not an unprimeable number, because it can be changed into a prime (1085403269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271350815 + ... + 271350818.

Almost surely, 2^1085403266 is an apocalyptic number.

1085403266 is a deficient number, since it is larger than the sum of its proper divisors (542701636).

1085403266 is an equidigital number, since it uses as much as digits as its factorization.

1085403266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542701635.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1085403266 is about 32945.4589587093. The cubic root of 1085403266 is about 1027.6937326677.

The spelling of 1085403266 in words is "one billion, eighty-five million, four hundred three thousand, two hundred sixty-six".