11273087 has 6 divisors (see below), whose sum is σ = 13113648. Its totient is φ = 9662604.

The previous prime is 11273077. The next prime is 11273089. The reversal of 11273087 is 78037211.

It is a de Polignac number, because none of the positive numbers 2^k-11273087 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 (11273089) 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 5 ways as a sum of consecutive naturals, for example, 114983 + ... + 115080.

It is an arithmetic number, because the mean of its divisors is an integer number (2185608).

Almost surely, 2^11273087 is an apocalyptic number.

11273087 is a deficient number, since it is larger than the sum of its proper divisors (1840561).

11273087 is an equidigital number, since it uses as much as digits as its factorization.

11273087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230077 (or 230070 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 11273087 is about 3357.5418091217. The cubic root of 11273087 is about 224.2234099170.

The spelling of 11273087 in words is "eleven million, two hundred seventy-three thousand, eighty-seven".