1020783522 has 16 divisors (see below), whose sum is σ = 2227164192. Its totient is φ = 309328320.

The previous prime is 1020783461. The next prime is 1020783523. The reversal of 1020783522 is 2253870201.

It is a self number, because there is not a number n which added to its sum of digits gives 1020783522.

It is not an unprimeable number, because it can be changed into a prime (1020783523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7733143 + ... + 7733274.

It is an arithmetic number, because the mean of its divisors is an integer number (139197762).

Almost surely, 2^1020783522 is an apocalyptic number.

1020783522 is an abundant number, since it is smaller than the sum of its proper divisors (1206380670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020783522 is a wasteful number, since it uses less digits than its factorization.

1020783522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15466433.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1020783522 is about 31949.7030033144. The cubic root of 1020783522 is about 1006.8803922964.

The spelling of 1020783522 in words is "one billion, twenty million, seven hundred eighty-three thousand, five hundred twenty-two".