1001164 has 12 divisors (see below), whose sum is σ = 1855224. Its totient is φ = 471104.

The previous prime is 1001159. The next prime is 1001173. The reversal of 1001164 is 4611001.

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 3 ways as a sum of consecutive naturals, for example, 7294 + ... + 7429.

It is an arithmetic number, because the mean of its divisors is an integer number (154602).

2^1001164 is an apocalyptic number.

It is an amenable number.

1001164 is a deficient number, since it is larger than the sum of its proper divisors (854060).

1001164 is a wasteful number, since it uses less digits than its factorization.

1001164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14744 (or 14742 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1001164 is about 1000.5818307365. The cubic root of 1001164 is about 100.0387849553.

Adding to 1001164 its reverse (4611001), we get a palindrome (5612165).

The spelling of 1001164 in words is "one million, one thousand, one hundred sixty-four".