11493144 has 64 divisors (see below), whose sum is σ = 34389600. Its totient is φ = 3535488.

The previous prime is 11493133. The next prime is 11493149. The reversal of 11493144 is 44139411.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11493149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 762 + ... + 4854.

Almost surely, 2^11493144 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 11493144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17194800).

11493144 is an abundant number, since it is smaller than the sum of its proper divisors (22896456).

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

11493144 is a wasteful number, since it uses less digits than its factorization.

11493144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4121 (or 4111 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 11493144 is about 3390.1539788039. The cubic root of 11493144 is about 225.6730071545.

The spelling of 11493144 in words is "eleven million, four hundred ninety-three thousand, one hundred forty-four".