11141504 has 64 divisors (see below), whose sum is σ = 24932880. Its totient is φ = 4915200.

The previous prime is 11141503. The next prime is 11141509. The reversal of 11141504 is 40514111.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×11141504² = 248266222764032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11141503) 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, 57632 + ... + 57824.

Almost surely, 2^11141504 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 11141504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12466440).

11141504 is an abundant number, since it is smaller than the sum of its proper divisors (13791376).

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

11141504 is a wasteful number, since it uses less digits than its factorization.

11141504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 11141504 is about 3337.8891533423. The cubic root of 11141504 is about 223.3475914760.

Adding to 11141504 its reverse (40514111), we get a palindrome (51655615).

The spelling of 11141504 in words is "eleven million, one hundred forty-one thousand, five hundred four".