1085528485 has 4 divisors (see below), whose sum is σ = 1302634188. Its totient is φ = 868422784.

The previous prime is 1085528453. The next prime is 1085528537. The reversal of 1085528485 is 5848255801.

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

It can be written as a sum of positive squares in 2 ways, for example, as 772450849 + 313077636 = 27793^2 + 17694^2 .

It is a cyclic number.

It is not a de Polignac number, because 1085528485 - 2⁵ = 1085528453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108552844 + ... + 108552853.

It is an arithmetic number, because the mean of its divisors is an integer number (325658547).

Almost surely, 2^1085528485 is an apocalyptic number.

It is an amenable number.

1085528485 is a deficient number, since it is larger than the sum of its proper divisors (217105703).

1085528485 is an equidigital number, since it uses as much as digits as its factorization.

1085528485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217105702.

The product of its (nonzero) digits is 512000, while the sum is 46.

The square root of 1085528485 is about 32947.3593023781. The cubic root of 1085528485 is about 1027.7332515689.

It can be divided in two parts, 10855 and 28485, that added together give a triangular number (39340 = T₂₈₀).

The spelling of 1085528485 in words is "one billion, eighty-five million, five hundred twenty-eight thousand, four hundred eighty-five".