1002053612 has 48 divisors (see below), whose sum is σ = 2057868288. Its totient is φ = 417982080.

The previous prime is 1002053567. The next prime is 1002053621. The reversal of 1002053612 is 2163502001.

It is a super-2 number, since 2×1002053612² = 2008222882644493088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673133 + ... + 674619.

It is an arithmetic number, because the mean of its divisors is an integer number (42872256).

Almost surely, 2^1002053612 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 1002053612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1028934144).

1002053612 is an abundant number, since it is smaller than the sum of its proper divisors (1055814676).

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

1002053612 is a wasteful number, since it uses less digits than its factorization.

1002053612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126 (or 2124 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1002053612 is about 31655.2304051005. The cubic root of 1002053612 is about 1000.6840692759.

Adding to 1002053612 its reverse (2163502001), we get a palindrome (3165555613).

The spelling of 1002053612 in words is "one billion, two million, fifty-three thousand, six hundred twelve".