11501053 has 4 divisors (see below), whose sum is σ = 11718108. Its totient is φ = 11284000.

The previous prime is 11501051. The next prime is 11501069. The reversal of 11501053 is 35010511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35010511 = 29 ⋅1207259.

It can be written as a sum of positive squares in 2 ways, for example, as 4334724 + 7166329 = 2082^2 + 2677^2 .

It is a cyclic number.

It is not a de Polignac number, because 11501053 - 2¹ = 11501051 is a prime.

It is a Duffinian number.

It is a congruent 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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108448 + ... + 108553.

It is an arithmetic number, because the mean of its divisors is an integer number (2929527).

Almost surely, 2^11501053 is an apocalyptic number.

It is an amenable number.

11501053 is a deficient number, since it is larger than the sum of its proper divisors (217055).

11501053 is an equidigital number, since it uses as much as digits as its factorization.

11501053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217054.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 11501053 is about 3391.3202443886. The cubic root of 11501053 is about 225.7247608654.

Adding to 11501053 its reverse (35010511), we get a palindrome (46511564).

The spelling of 11501053 in words is "eleven million, five hundred one thousand, fifty-three".