11919552 has 28 divisors (see below), whose sum is σ = 31537656. Its totient is φ = 3973120.

The previous prime is 11919539. The next prime is 11919563. The reversal of 11919552 is 25591911.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30849 + ... + 31232.

Almost surely, 2^11919552 is an apocalyptic number.

11919552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11919552 is an abundant number, since it is smaller than the sum of its proper divisors (19618104).

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

11919552 is an equidigital number, since it uses as much as digits as its factorization.

11919552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62096 (or 62086 counting only the distinct ones).

The product of its digits is 4050, while the sum is 33.

The square root of 11919552 is about 3452.4704198588. The cubic root of 11919552 is about 228.4300900014.

The spelling of 11919552 in words is "eleven million, nine hundred nineteen thousand, five hundred fifty-two".