12111488 has 16 divisors (see below), whose sum is σ = 24128610. Its totient is φ = 6055680.

The previous prime is 12111479. The next prime is 12111499. The reversal of 12111488 is 88411121.

It can be written as a sum of positive squares in only one way, i.e., 11888704 + 222784 = 3448^2 + 472^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47183 + ... + 47438.

Almost surely, 2^12111488 is an apocalyptic number.

It is an amenable number.

12111488 is a deficient number, since it is larger than the sum of its proper divisors (12017122).

12111488 is an frugal number, since it uses more digits than its factorization.

12111488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94635 (or 94623 counting only the distinct ones).

The product of its digits is 512, while the sum is 26.

The square root of 12111488 is about 3480.1563183282. The cubic root of 12111488 is about 229.6496746110.

The spelling of 12111488 in words is "twelve million, one hundred eleven thousand, four hundred eighty-eight".