11975796 has 144 divisors (see below), whose sum is σ = 37793280. Its totient is φ = 3265920.

The previous prime is 11975791. The next prime is 11975809. The reversal of 11975796 is 69757911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11975791) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164016 + ... + 164088.

Almost surely, 2^11975796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11975796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18896640).

11975796 is an abundant number, since it is smaller than the sum of its proper divisors (25817484).

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

11975796 is a wasteful number, since it uses less digits than its factorization.

11975796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 116 counting only the distinct ones).

The product of its digits is 119070, while the sum is 45.

The square root of 11975796 is about 3460.6063052592. The cubic root of 11975796 is about 228.7888189965.

The spelling of 11975796 in words is "eleven million, nine hundred seventy-five thousand, seven hundred ninety-six".