11995456 has 42 divisors (see below), whose sum is σ = 26181050. Its totient is φ = 5448960.

The previous prime is 11995453. The next prime is 11995457. The reversal of 11995456 is 65459911.

It can be written as a sum of positive squares in only one way, i.e., 9486400 + 2509056 = 3080^2 + 1584^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11995453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6970 + ... + 8518.

Almost surely, 2^11995456 is an apocalyptic number.

11995456 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 11995456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13090525).

11995456 is an abundant number, since it is smaller than the sum of its proper divisors (14185594).

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

11995456 is a wasteful number, since it uses less digits than its factorization.

11995456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583 (or 1562 counting only the distinct ones).

The product of its digits is 48600, while the sum is 40.

The square root of 11995456 is about 3463.4456831312. The cubic root of 11995456 is about 228.9139471873.

The spelling of 11995456 in words is "eleven million, nine hundred ninety-five thousand, four hundred fifty-six".