1021603352 has 96 divisors (see below), whose sum is σ = 2462400000. Its totient is φ = 392857920.

The previous prime is 1021603339. The next prime is 1021603361. The reversal of 1021603352 is 2533061201.

1021603352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339149 + ... + 342147.

It is an arithmetic number, because the mean of its divisors is an integer number (25650000).

Almost surely, 2^1021603352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1021603352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1231200000).

1021603352 is an abundant number, since it is smaller than the sum of its proper divisors (1440796648).

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

1021603352 is a wasteful number, since it uses less digits than its factorization.

1021603352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109 (or 3098 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1021603352 is about 31962.5304379988. The cubic root of 1021603352 is about 1007.1498747883.

Adding to 1021603352 its reverse (2533061201), we get a palindrome (3554664553).

The spelling of 1021603352 in words is "one billion, twenty-one million, six hundred three thousand, three hundred fifty-two".