1083857 has 4 divisors (see below), whose sum is σ = 1088820. Its totient is φ = 1078896.

The previous prime is 1083851. The next prime is 1083871. The reversal of 1083857 is 7583801.

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 633616 + 450241 = 796^2 + 671^2 .

It is a cyclic number.

It is not a de Polignac number, because 1083857 - 2⁶ = 1083793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1083851) 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, 2138 + ... + 2595.

It is an arithmetic number, because the mean of its divisors is an integer number (272205).

2^1083857 is an apocalyptic number.

It is an amenable number.

1083857 is a deficient number, since it is larger than the sum of its proper divisors (4963).

1083857 is an equidigital number, since it uses as much as digits as its factorization.

1083857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4962.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 1083857 is about 1041.0845306698. The cubic root of 1083857 is about 102.7205483083.

The spelling of 1083857 in words is "one million, eighty-three thousand, eight hundred fifty-seven".