11253005 has 4 divisors (see below), whose sum is σ = 13503612. Its totient is φ = 9002400.

The previous prime is 11252987. The next prime is 11253017. The reversal of 11253005 is 50035211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8631844 + 2621161 = 2938^2 + 1619^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11253005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1125296 + ... + 1125305.

It is an arithmetic number, because the mean of its divisors is an integer number (3375903).

Almost surely, 2^11253005 is an apocalyptic number.

It is an amenable number.

11253005 is a deficient number, since it is larger than the sum of its proper divisors (2250607).

11253005 is an equidigital number, since it uses as much as digits as its factorization.

11253005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250606.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 11253005 is about 3354.5498952915. The cubic root of 11253005 is about 224.0901861018.

Adding to 11253005 its reverse (50035211), we get a palindrome (61288216).

The spelling of 11253005 in words is "eleven million, two hundred fifty-three thousand, five".