1020159952 has 40 divisors (see below), whose sum is σ = 2261480256. Its totient is φ = 436717056.

The previous prime is 1020159929. The next prime is 1020160033. The reversal of 1020159952 is 2599510201.

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 in 7 ways as a sum of consecutive naturals, for example, 104763 + ... + 114085.

Almost surely, 2^1020159952 is an apocalyptic number.

It is an amenable number.

1020159952 is an abundant number, since it is smaller than the sum of its proper divisors (1241320304).

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

1020159952 is an equidigital number, since it uses as much as digits as its factorization.

1020159952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10315 (or 10309 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 1020159952 is about 31939.9428928732. The cubic root of 1020159952 is about 1006.6753248869.

The spelling of 1020159952 in words is "one billion, twenty million, one hundred fifty-nine thousand, nine hundred fifty-two".