1085651 has 8 divisors (see below), whose sum is σ = 1281024. Its totient is φ = 900360.

The previous prime is 1085633. The next prime is 1085657. The reversal of 1085651 is 1565801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1085651 - 2⁶ = 1085587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1085651.

It is not an unprimeable number, because it can be changed into a prime (1085657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2285 + ... + 2718.

It is an arithmetic number, because the mean of its divisors is an integer number (160128).

2^1085651 is an apocalyptic number.

1085651 is a deficient number, since it is larger than the sum of its proper divisors (195373).

1085651 is an equidigital number, since it uses as much as digits as its factorization.

1085651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5041.

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 1085651 is about 1041.9457759404. The cubic root of 1085651 is about 102.7771914151. Note that the first 3 decimals are identical.

The spelling of 1085651 in words is "one million, eighty-five thousand, six hundred fifty-one".