1021106764 has 12 divisors (see below), whose sum is σ = 1787373000. Its totient is φ = 510428768.

The previous prime is 1021106729. The next prime is 1021106773. The reversal of 1021106764 is 4676011201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11314 + ... + 46585.

It is an arithmetic number, because the mean of its divisors is an integer number (148947750).

Almost surely, 2^1021106764 is an apocalyptic number.

It is an amenable number.

1021106764 is a deficient number, since it is larger than the sum of its proper divisors (766266236).

1021106764 is a wasteful number, since it uses less digits than its factorization.

1021106764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62312 (or 62310 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1021106764 is about 31954.7612101859. The cubic root of 1021106764 is about 1006.9866608887.

Adding to 1021106764 its reverse (4676011201), we get a palindrome (5697117965).

The spelling of 1021106764 in words is "one billion, twenty-one million, one hundred six thousand, seven hundred sixty-four".