1020031552 has 56 divisors (see below), whose sum is σ = 2193133536. Its totient is φ = 468830208.

The previous prime is 1020031513. The next prime is 1020031567. The reversal of 1020031552 is 2551300201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35883 + ... + 57685.

Almost surely, 2^1020031552 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 1020031552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096566768).

1020031552 is an abundant number, since it is smaller than the sum of its proper divisors (1173101984).

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

1020031552 is a wasteful number, since it uses less digits than its factorization.

1020031552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21875 (or 21865 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1020031552 is about 31937.9328072435. The cubic root of 1020031552 is about 1006.6330888517.

Adding to 1020031552 its reverse (2551300201), we get a palindrome (3571331753).

The spelling of 1020031552 in words is "one billion, twenty million, thirty-one thousand, five hundred fifty-two".