11154141 has 12 divisors (see below), whose sum is σ = 16631680. Its totient is φ = 7196040.

The previous prime is 11154139. The next prime is 11154161. The reversal of 11154141 is 14145111.

It is not a de Polignac number, because 11154141 - 2¹ = 11154139 is a prime.

It is a super-2 number, since 2×11154141² = 248829722895762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11154161) 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 11 ways as a sum of consecutive naturals, for example, 19711 + ... + 20268.

Almost surely, 2^11154141 is an apocalyptic number.

It is an amenable number.

11154141 is a deficient number, since it is larger than the sum of its proper divisors (5477539).

11154141 is a wasteful number, since it uses less digits than its factorization.

11154141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40016 (or 40013 counting only the distinct ones).

The product of its digits is 80, while the sum is 18.

The square root of 11154141 is about 3339.7815796845. The cubic root of 11154141 is about 223.4320018958.

Adding to 11154141 its reverse (14145111), we get a palindrome (25299252).

The spelling of 11154141 in words is "eleven million, one hundred fifty-four thousand, one hundred forty-one".