1090611 has 16 divisors (see below), whose sum is σ = 1669120. Its totient is φ = 703080.

The previous prime is 1090597. The next prime is 1090613. The reversal of 1090611 is 1160901.

It is not a de Polignac number, because 1090611 - 2⁷ = 1090483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1090613) 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, 186 + ... + 1488.

It is an arithmetic number, because the mean of its divisors is an integer number (104320).

2^1090611 is an apocalyptic number.

1090611 is a deficient number, since it is larger than the sum of its proper divisors (578509).

1090611 is a wasteful number, since it uses less digits than its factorization.

1090611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343 (or 1337 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 1090611 is about 1044.3232258262. The cubic root of 1090611 is about 102.9334726080.

The spelling of 1090611 in words is "one million, ninety thousand, six hundred eleven".