11267139 has 16 divisors (see below), whose sum is σ = 16257024. Its totient is φ = 6900000.

The previous prime is 11267119. The next prime is 11267143. The reversal of 11267139 is 93176211.

It is not a de Polignac number, because 11267139 - 2¹⁵ = 11234371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11267119) 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 15 ways as a sum of consecutive naturals, for example, 9214 + ... + 10364.

It is an arithmetic number, because the mean of its divisors is an integer number (1016064).

Almost surely, 2^11267139 is an apocalyptic number.

11267139 is a deficient number, since it is larger than the sum of its proper divisors (4989885).

11267139 is a wasteful number, since it uses less digits than its factorization.

11267139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418.

The product of its digits is 2268, while the sum is 30.

The square root of 11267139 is about 3356.6559251731. The cubic root of 11267139 is about 224.1839674386.

The spelling of 11267139 in words is "eleven million, two hundred sixty-seven thousand, one hundred thirty-nine".