10971660 has 96 divisors (see below), whose sum is σ = 35546112. Its totient is φ = 2476800.

The previous prime is 10971659. The next prime is 10971679. The reversal of 10971660 is 6617901.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 63334 + ... + 63506.

It is an arithmetic number, because the mean of its divisors is an integer number (370272).

Almost surely, 2^10971660 is an apocalyptic number.

10971660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10971660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17773056).

10971660 is an abundant number, since it is smaller than the sum of its proper divisors (24574452).

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

10971660 is a wasteful number, since it uses less digits than its factorization.

10971660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 341 counting only the distinct ones).

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

The square root of 10971660 is about 3312.3496192280. The cubic root of 10971660 is about 222.2068520851.

The spelling of 10971660 in words is "ten million, nine hundred seventy-one thousand, six hundred sixty".