11988896 has 12 divisors (see below), whose sum is σ = 23603202. Its totient is φ = 5994432.

The previous prime is 11988887. The next prime is 11988917. The reversal of 11988896 is 69888911.

11988896 = T₄₅₁ + T₄₅₂ + ... + T₅₄₆.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11316496 + 672400 = 3364^2 + 820^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187295 + ... + 187358.

Almost surely, 2^11988896 is an apocalyptic number.

11988896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11988896 is a deficient number, since it is larger than the sum of its proper divisors (11614306).

11988896 is an equidigital number, since it uses as much as digits as its factorization.

11988896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374663 (or 374655 counting only the distinct ones).

The product of its digits is 248832, while the sum is 50.

The square root of 11988896 is about 3462.4985198553. The cubic root of 11988896 is about 228.8722105686.

The spelling of 11988896 in words is "eleven million, nine hundred eighty-eight thousand, eight hundred ninety-six".