1085320265 has 8 divisors (see below), whose sum is σ = 1302643968. Its totient is φ = 868083120.

The previous prime is 1085320237. The next prime is 1085320277. The reversal of 1085320265 is 5620235801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1085320265 - 2⁸ = 1085320009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 10214 + ... + 47696.

It is an arithmetic number, because the mean of its divisors is an integer number (162830496).

Almost surely, 2^1085320265 is an apocalyptic number.

It is an amenable number.

1085320265 is a deficient number, since it is larger than the sum of its proper divisors (217323703).

1085320265 is an equidigital number, since it uses as much as digits as its factorization.

1085320265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43279.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1085320265 is about 32944.1992617820. The cubic root of 1085320265 is about 1027.6675360197.

The spelling of 1085320265 in words is "one billion, eighty-five million, three hundred twenty thousand, two hundred sixty-five".