1036855 has 4 divisors (see below), whose sum is σ = 1244232. Its totient is φ = 829480.

The previous prime is 1036853. The next prime is 1036873. The reversal of 1036855 is 5586301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5586301 = 7 ⋅798043.

It is not a de Polignac number, because 1036855 - 2¹ = 1036853 is a prime.

It is a Duffinian number.

1036855 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1036853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103681 + ... + 103690.

It is an arithmetic number, because the mean of its divisors is an integer number (311058).

2^1036855 is an apocalyptic number.

1036855 is a deficient number, since it is larger than the sum of its proper divisors (207377).

1036855 is an equidigital number, since it uses as much as digits as its factorization.

1036855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207376.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1036855 is about 1018.2607721011. The cubic root of 1036855 is about 101.2137094958.

It can be divided in two parts, 1036 and 855, that added together give a triangular number (1891 = T₆₁).

The spelling of 1036855 in words is "one million, thirty-six thousand, eight hundred fifty-five".