11252578 has 4 divisors (see below), whose sum is σ = 16878870. Its totient is φ = 5626288.

The previous prime is 11252569. The next prime is 11252611. The reversal of 11252578 is 87525211.

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

It can be written as a sum of positive squares in only one way, i.e., 9199089 + 2053489 = 3033^2 + 1433^2 .

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 as a sum of consecutive naturals, namely, 2813143 + ... + 2813146.

Almost surely, 2^11252578 is an apocalyptic number.

11252578 is a deficient number, since it is larger than the sum of its proper divisors (5626292).

11252578 is an equidigital number, since it uses as much as digits as its factorization.

11252578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5626291.

The product of its digits is 5600, while the sum is 31.

The square root of 11252578 is about 3354.4862497855. The cubic root of 11252578 is about 224.0873516672.

Adding to 11252578 its reverse (87525211), we get a palindrome (98777789).

The spelling of 11252578 in words is "eleven million, two hundred fifty-two thousand, five hundred seventy-eight".