1088661 has 16 divisors (see below), whose sum is σ = 1695744. Its totient is φ = 608304.

The previous prime is 1088657. The next prime is 1088669. The reversal of 1088661 is 1668801.

It is not a de Polignac number, because 1088661 - 2² = 1088657 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088669) 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, 436 + ... + 1538.

It is an arithmetic number, because the mean of its divisors is an integer number (105984).

2^1088661 is an apocalyptic number.

It is an amenable number.

1088661 is a deficient number, since it is larger than the sum of its proper divisors (607083).

1088661 is a wasteful number, since it uses less digits than its factorization.

1088661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1088661 is about 1043.3891891332. The cubic root of 1088661 is about 102.8720880510.

The spelling of 1088661 in words is "one million, eighty-eight thousand, six hundred sixty-one".