1020126116 has 12 divisors (see below), whose sum is σ = 1797203100. Its totient is φ = 506639520.

The previous prime is 1020126101. The next prime is 1020126137. The reversal of 1020126116 is 6116210201.

It can be written as a sum of positive squares in 2 ways, for example, as 542703616 + 477422500 = 23296^2 + 21850^2 .

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, 855215 + ... + 856406.

It is an arithmetic number, because the mean of its divisors is an integer number (149766925).

Almost surely, 2^1020126116 is an apocalyptic number.

It is an amenable number.

1020126116 is a deficient number, since it is larger than the sum of its proper divisors (777076984).

1020126116 is a wasteful number, since it uses less digits than its factorization.

1020126116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711774 (or 1711772 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1020126116 is about 31939.4132068828. The cubic root of 1020126116 is about 1006.6641951803.

Adding to 1020126116 its reverse (6116210201), we get a palindrome (7136336317).

The spelling of 1020126116 in words is "one billion, twenty million, one hundred twenty-six thousand, one hundred sixteen".