1020735424 has 14 divisors (see below), whose sum is σ = 2025521984. Its totient is φ = 510367680.

The previous prime is 1020735409. The next prime is 1020735431. The reversal of 1020735424 is 4245370201.

It is a junction number, because it is equal to n+sod(n) for n = 1020735392 and 1020735401.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 7974432 + ... + 7974559.

Almost surely, 2^1020735424 is an apocalyptic number.

It is an amenable number.

1020735424 is a deficient number, since it is larger than the sum of its proper divisors (1004786560).

1020735424 is an equidigital number, since it uses as much as digits as its factorization.

1020735424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15949003 (or 15948993 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 1020735424 is about 31948.9502800953. The cubic root of 1020735424 is about 1006.8645777472.

The spelling of 1020735424 in words is "one billion, twenty million, seven hundred thirty-five thousand, four hundred twenty-four".