1006121768 has 16 divisors (see below), whose sum is σ = 1897020000. Its totient is φ = 500249776.

The previous prime is 1006121747. The next prime is 1006121791. The reversal of 1006121768 is 8671216001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349868 + ... + 352731.

It is an arithmetic number, because the mean of its divisors is an integer number (118563750).

Almost surely, 2^1006121768 is an apocalyptic number.

It is an amenable number.

1006121768 is a deficient number, since it is larger than the sum of its proper divisors (890898232).

1006121768 is a wasteful number, since it uses less digits than its factorization.

1006121768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702784 (or 702780 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 1006121768 is about 31719.4225672536. The cubic root of 1006121768 is about 1002.0364394327.

Adding to 1006121768 its reverse (8671216001), we get a palindrome (9677337769).

The spelling of 1006121768 in words is "one billion, six million, one hundred twenty-one thousand, seven hundred sixty-eight".