1085269 has 2 divisors, whose sum is σ = 1085270. Its totient is φ = 1085268.

The previous prime is 1085221. The next prime is 1085309. The reversal of 1085269 is 9625801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 743044 + 342225 = 862^2 + 585^2 .

It is a cyclic number.

It is not a de Polignac number, because 1085269 - 2⁷ = 1085141 is a prime.

It is a super-2 number, since 2×1085269² = 2355617604722, which contains 22 as substring.

1085269 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1085269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1085369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542634 + 542635.

It is an arithmetic number, because the mean of its divisors is an integer number (542635).

2^1085269 is an apocalyptic number.

It is an amenable number.

1085269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085269 is an equidigital number, since it uses as much as digits as its factorization.

1085269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1085269 is about 1041.7624489297. The cubic root of 1085269 is about 102.7651355172.

The spelling of 1085269 in words is "one million, eighty-five thousand, two hundred sixty-nine".