11209252 has 6 divisors (see below), whose sum is σ = 19616198. Its totient is φ = 5604624.

The previous prime is 11209249. The next prime is 11209291. The reversal of 11209252 is 25290211.

It can be written as a sum of positive squares in only one way, i.e., 8202496 + 3006756 = 2864^2 + 1734^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401153 + ... + 1401160.

Almost surely, 2^11209252 is an apocalyptic number.

It is an amenable number.

11209252 is a deficient number, since it is larger than the sum of its proper divisors (8406946).

11209252 is a wasteful number, since it uses less digits than its factorization.

11209252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802317 (or 2802315 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 11209252 is about 3348.0221026750. The cubic root of 11209252 is about 223.7993792581.

Adding to 11209252 its reverse (25290211), we get a palindrome (36499463).

The spelling of 11209252 in words is "eleven million, two hundred nine thousand, two hundred fifty-two".