1085473727 has 4 divisors (see below), whose sum is σ = 1168971720. Its totient is φ = 1001975736.

The previous prime is 1085473723. The next prime is 1085473733. The reversal of 1085473727 is 7273745801.

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

It is a cyclic number.

It is not a de Polignac number, because 1085473727 - 2² = 1085473723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085473723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41748977 + ... + 41749002.

It is an arithmetic number, because the mean of its divisors is an integer number (292242930).

Almost surely, 2^1085473727 is an apocalyptic number.

1085473727 is a deficient number, since it is larger than the sum of its proper divisors (83497993).

1085473727 is an equidigital number, since it uses as much as digits as its factorization.

1085473727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83497992.

The product of its (nonzero) digits is 329280, while the sum is 44.

The square root of 1085473727 is about 32946.5282996555. The cubic root of 1085473727 is about 1027.7159704121.

The spelling of 1085473727 in words is "one billion, eighty-five million, four hundred seventy-three thousand, seven hundred twenty-seven".