1091596 has 12 divisors (see below), whose sum is σ = 2084040. Its totient is φ = 496160.

The previous prime is 1091591. The next prime is 1091609. The reversal of 1091596 is 6951901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1091591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12361 + ... + 12448.

It is an arithmetic number, because the mean of its divisors is an integer number (173670).

2^1091596 is an apocalyptic number.

It is an amenable number.

1091596 is a deficient number, since it is larger than the sum of its proper divisors (992444).

1091596 is a wasteful number, since it uses less digits than its factorization.

1091596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24824 (or 24822 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 1091596 is about 1044.7947166788. The cubic root of 1091596 is about 102.9644518670.

It can be divided in two parts, 10915 and 96, that added together give a palindrome (11011).

The spelling of 1091596 in words is "one million, ninety-one thousand, five hundred ninety-six".