1085273693 has 16 divisors (see below), whose sum is σ = 1321991424. Its totient is φ = 869702400.

The previous prime is 1085273681. The next prime is 1085273719. The reversal of 1085273693 is 3963725801.

It is a de Polignac number, because none of the positive numbers 2^k-1085273693 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 (1085273093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12230 + ... + 48167.

It is an arithmetic number, because the mean of its divisors is an integer number (82624464).

Almost surely, 2^1085273693 is an apocalyptic number.

It is an amenable number.

1085273693 is a deficient number, since it is larger than the sum of its proper divisors (236717731).

1085273693 is a wasteful number, since it uses less digits than its factorization.

1085273693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60572.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 1085273693 is about 32943.4924226318. The cubic root of 1085273693 is about 1027.6528364517.

The spelling of 1085273693 in words is "one billion, eighty-five million, two hundred seventy-three thousand, six hundred ninety-three".