11288361 has 32 divisors (see below), whose sum is σ = 17860608. Its totient is φ = 6209280.

The previous prime is 11288359. The next prime is 11288369. The reversal of 11288361 is 16388211.

It is not a de Polignac number, because 11288361 - 2¹ = 11288359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11288369) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 99841 + ... + 99953.

It is an arithmetic number, because the mean of its divisors is an integer number (558144).

Almost surely, 2^11288361 is an apocalyptic number.

It is an amenable number.

11288361 is a deficient number, since it is larger than the sum of its proper divisors (6572247).

11288361 is a wasteful number, since it uses less digits than its factorization.

11288361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261.

The product of its digits is 2304, while the sum is 30.

The square root of 11288361 is about 3359.8156199411. The cubic root of 11288361 is about 224.3246316075.

The spelling of 11288361 in words is "eleven million, two hundred eighty-eight thousand, three hundred sixty-one".