11501041 has 4 divisors (see below), whose sum is σ = 11745792. Its totient is φ = 11256292.

The previous prime is 11501029. The next prime is 11501051. The reversal of 11501041 is 14010511.

It is the 1385-th star number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11501041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11501051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122305 + ... + 122398.

It is an arithmetic number, because the mean of its divisors is an integer number (2936448).

Almost surely, 2^11501041 is an apocalyptic number.

It is an amenable number.

11501041 is a deficient number, since it is larger than the sum of its proper divisors (244751).

11501041 is an equidigital number, since it uses as much as digits as its factorization.

11501041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244750.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 11501041 is about 3391.3184751657. The cubic root of 11501041 is about 225.7246823596.

Adding to 11501041 its reverse (14010511), we get a palindrome (25511552).

The spelling of 11501041 in words is "eleven million, five hundred one thousand, forty-one".