1052861008 has 20 divisors (see below), whose sum is σ = 2110261140. Its totient is φ = 508277504.

The previous prime is 1052860999. The next prime is 1052861021. The reversal of 1052861008 is 8001682501.

It can be written as a sum of positive squares in 2 ways, for example, as 347002384 + 705858624 = 18628^2 + 26568^2 .

It is a super-2 number, since 2×1052861008² = 2217032604333552128, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1134085 + ... + 1135012.

It is an arithmetic number, because the mean of its divisors is an integer number (105513057).

Almost surely, 2^1052861008 is an apocalyptic number.

It is an amenable number.

1052861008 is an abundant number, since it is smaller than the sum of its proper divisors (1057400132).

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

1052861008 is a wasteful number, since it uses less digits than its factorization.

1052861008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269134 (or 2269128 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 1052861008 is about 32447.8197726750. The cubic root of 1052861008 is about 1017.3186682318.

The spelling of 1052861008 in words is "one billion, fifty-two million, eight hundred sixty-one thousand, eight".