1051085 has 16 divisors (see below), whose sum is σ = 1468800. Its totient is φ = 707136.

The previous prime is 1051081. The next prime is 1051139. The reversal of 1051085 is 5801501.

1051085 = 156² + 157² + ... + 190².

It is a cyclic number.

It is not a de Polignac number, because 1051085 - 2² = 1051081 is a prime.

It is a super-2 number, since 2×1051085² = 2209559354450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051081) 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, 1811 + ... + 2319.

It is an arithmetic number, because the mean of its divisors is an integer number (91800).

2^1051085 is an apocalyptic number.

It is an amenable number.

1051085 is a deficient number, since it is larger than the sum of its proper divisors (417715).

1051085 is an equidigital number, since it uses as much as digits as its factorization.

1051085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1051085 is about 1025.2243656878. The cubic root of 1051085 is about 101.6746328375.

Adding to 1051085 its reverse (5801501), we get a palindrome (6852586).

The spelling of 1051085 in words is "one million, fifty-one thousand, eighty-five".