11651248 has 40 divisors (see below), whose sum is σ = 26926848. Its totient is φ = 4775232.

The previous prime is 11651231. The next prime is 11651249. The reversal of 11651248 is 84215611.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (11651249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315 + ... + 4837.

Almost surely, 2^11651248 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 11651248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13463424).

11651248 is an abundant number, since it is smaller than the sum of its proper divisors (15275600).

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

11651248 is a wasteful number, since it uses less digits than its factorization.

11651248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561 (or 4555 counting only the distinct ones).

The product of its digits is 1920, while the sum is 28.

The square root of 11651248 is about 3413.3924474048. The cubic root of 11651248 is about 226.7031121712.

Adding to 11651248 its reverse (84215611), we get a palindrome (95866859).

The spelling of 11651248 in words is "eleven million, six hundred fifty-one thousand, two hundred forty-eight".