11871064 has 8 divisors (see below), whose sum is σ = 22258260. Its totient is φ = 5935528.

The previous prime is 11871061. The next prime is 11871077. The reversal of 11871064 is 46017811.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11871061) 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 as a sum of consecutive naturals, namely, 741934 + ... + 741949.

Almost surely, 2^11871064 is an apocalyptic number.

It is an amenable number.

11871064 is a deficient number, since it is larger than the sum of its proper divisors (10387196).

11871064 is a wasteful number, since it uses less digits than its factorization.

11871064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483889 (or 1483885 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 11871064 is about 3445.4410457879. The cubic root of 11871064 is about 228.1199225492.

Adding to 11871064 its reverse (46017811), we get a palindrome (57888875).

The spelling of 11871064 in words is "eleven million, eight hundred seventy-one thousand, sixty-four".