11071671 has 16 divisors (see below), whose sum is σ = 16590336. Its totient is φ = 6516576.

The previous prime is 11071667. The next prime is 11071673. The reversal of 11071671 is 17617011.

It is not a de Polignac number, because 11071671 - 2² = 11071667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11071673) 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, 5275 + ... + 7068.

It is an arithmetic number, because the mean of its divisors is an integer number (1036896).

Almost surely, 2^11071671 is an apocalyptic number.

11071671 is a deficient number, since it is larger than the sum of its proper divisors (5518665).

11071671 is a wasteful number, since it uses less digits than its factorization.

11071671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12382.

The product of its (nonzero) digits is 294, while the sum is 24.

The square root of 11071671 is about 3327.4120574404. The cubic root of 11071671 is about 222.8799785818.

Adding to 11071671 its reverse (17617011), we get a palindrome (28688682).

The spelling of 11071671 in words is "eleven million, seventy-one thousand, six hundred seventy-one".