11167140 has 24 divisors (see below), whose sum is σ = 31268160. Its totient is φ = 2977888.

The previous prime is 11167139. The next prime is 11167141. The reversal of 11167140 is 4176111.

It is an interprime number because it is at equal distance from previous prime (11167139) and next prime (11167141).

It is not an unprimeable number, because it can be changed into a prime (11167141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93000 + ... + 93119.

It is an arithmetic number, because the mean of its divisors is an integer number (1302840).

Almost surely, 2^11167140 is an apocalyptic number.

11167140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11167140 is an abundant number, since it is smaller than the sum of its proper divisors (20101020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11167140 is a wasteful number, since it uses less digits than its factorization.

11167140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186131 (or 186129 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 11167140 is about 3341.7270983729. The cubic root of 11167140 is about 223.5187638456.

It can be divided in two parts, 1116 and 7140, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 11167140 in words is "eleven million, one hundred sixty-seven thousand, one hundred forty".