11997076 has 48 divisors (see below), whose sum is σ = 26982144. Its totient is φ = 4536576.

The previous prime is 11997071. The next prime is 11997107. The reversal of 11997076 is 67079911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11997071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7656 + ... + 9088.

It is an arithmetic number, because the mean of its divisors is an integer number (562128).

Almost surely, 2^11997076 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 11997076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13491072).

11997076 is an abundant number, since it is smaller than the sum of its proper divisors (14985068).

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

11997076 is a wasteful number, since it uses less digits than its factorization.

11997076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480 (or 1478 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 40.

The square root of 11997076 is about 3463.6795463784. The cubic root of 11997076 is about 228.9242517532.

The spelling of 11997076 in words is "eleven million, nine hundred ninety-seven thousand, seventy-six".