1020601684 has 12 divisors (see below), whose sum is σ = 1829615508. Its totient is φ = 497854400.

The previous prime is 1020601633. The next prime is 1020601691. The reversal of 1020601684 is 4861060201.

1020601684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 33385284 + 987216400 = 5778^2 + 31420^2 .

It is a congruent 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, 3111427 + ... + 3111754.

It is an arithmetic number, because the mean of its divisors is an integer number (152467959).

Almost surely, 2^1020601684 is an apocalyptic number.

It is an amenable number.

1020601684 is a deficient number, since it is larger than the sum of its proper divisors (809013824).

1020601684 is a wasteful number, since it uses less digits than its factorization.

1020601684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6223226 (or 6223224 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1020601684 is about 31946.8571850190. The cubic root of 1020601684 is about 1006.8206016273.

Adding to 1020601684 its reverse (4861060201), we get a palindrome (5881661885).

The spelling of 1020601684 in words is "one billion, twenty million, six hundred one thousand, six hundred eighty-four".