10821164 has 6 divisors (see below), whose sum is σ = 18937044. Its totient is φ = 5410580.

The previous prime is 10821143. The next prime is 10821179. The reversal of 10821164 is 46112801.

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 as a sum of consecutive naturals, namely, 1352642 + ... + 1352649.

It is an arithmetic number, because the mean of its divisors is an integer number (3156174).

Almost surely, 2^10821164 is an apocalyptic number.

It is an amenable number.

10821164 is a deficient number, since it is larger than the sum of its proper divisors (8115880).

10821164 is a wasteful number, since it uses less digits than its factorization.

10821164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705295 (or 2705293 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 10821164 is about 3289.5537691304. The cubic root of 10821164 is about 221.1861824517.

Adding to 10821164 its reverse (46112801), we get a palindrome (56933965).

The spelling of 10821164 in words is "ten million, eight hundred twenty-one thousand, one hundred sixty-four".