1191696 has 80 divisors (see below), whose sum is σ = 3505728. Its totient is φ = 345600.

The previous prime is 1191691. The next prime is 1191703. The reversal of 1191696 is 6961911.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1191691) 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, 19506 + ... + 19566.

2^1191696 is an apocalyptic number.

1191696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1191696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1752864).

1191696 is an abundant number, since it is smaller than the sum of its proper divisors (2314032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1191696 is a wasteful number, since it uses less digits than its factorization.

1191696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 114 counting only the distinct ones).

The product of its digits is 2916, while the sum is 33.

The square root of 1191696 is about 1091.6482950108. The cubic root of 1191696 is about 106.0201694146.

The spelling of 1191696 in words is "one million, one hundred ninety-one thousand, six hundred ninety-six".