1021334164 has 12 divisors (see below), whose sum is σ = 1800979488. Its totient is φ = 506768600.

The previous prime is 1021334117. The next prime is 1021334183. The reversal of 1021334164 is 4614331201.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 974032 + ... + 975079.

It is an arithmetic number, because the mean of its divisors is an integer number (150081624).

Almost surely, 2^1021334164 is an apocalyptic number.

It is an amenable number.

1021334164 is a deficient number, since it is larger than the sum of its proper divisors (779645324).

1021334164 is a wasteful number, since it uses less digits than its factorization.

1021334164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949246 (or 1949244 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1021334164 is about 31958.3191673154. The cubic root of 1021334164 is about 1007.0614071602.

Adding to 1021334164 its reverse (4614331201), we get a palindrome (5635665365).

The spelling of 1021334164 in words is "one billion, twenty-one million, three hundred thirty-four thousand, one hundred sixty-four".