1020534252 has 24 divisors (see below), whose sum is σ = 2381815296. Its totient is φ = 340096848.

The previous prime is 1020534241. The next prime is 1020534271. The reversal of 1020534252 is 2524350201.

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 in 7 ways as a sum of consecutive naturals, for example, 63633 + ... + 78039.

It is an arithmetic number, because the mean of its divisors is an integer number (99242304).

Almost surely, 2^1020534252 is an apocalyptic number.

1020534252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020534252 is an abundant number, since it is smaller than the sum of its proper divisors (1361281044).

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

1020534252 is a wasteful number, since it uses less digits than its factorization.

1020534252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20317 (or 20315 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1020534252 is about 31945.8017899066. The cubic root of 1020534252 is about 1006.7984273148.

Adding to 1020534252 its reverse (2524350201), we get a palindrome (3544884453).

The spelling of 1020534252 in words is "one billion, twenty million, five hundred thirty-four thousand, two hundred fifty-two".