1085527603 has 6 divisors (see below), whose sum is σ = 1112651372. Its totient is φ = 1059049680.

The previous prime is 1085527601. The next prime is 1085527613. The reversal of 1085527603 is 3067255801.

It is not a de Polignac number, because 1085527603 - 2¹ = 1085527601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1085527601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 321201 + ... + 324562.

Almost surely, 2^1085527603 is an apocalyptic number.

1085527603 is a deficient number, since it is larger than the sum of its proper divisors (27123769).

1085527603 is an frugal number, since it uses more digits than its factorization.

1085527603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645845 (or 645804 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 1085527603 is about 32947.3459173876. The cubic root of 1085527603 is about 1027.7329732218.

The spelling of 1085527603 in words is "one billion, eighty-five million, five hundred twenty-seven thousand, six hundred three".