1003039056 has 30 divisors (see below), whose sum is σ = 2807116650. Its totient is φ = 334346304.

The previous prime is 1003038997. The next prime is 1003039057. The reversal of 1003039056 is 6509303001.

It can be written as a sum of positive squares in only one way, i.e., 853808400 + 149230656 = 29220^2 + 12216^2 .

It is a super-2 number, since 2×1003039056² = 2012174695722742272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003039057) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3482631 + ... + 3482918.

It is an arithmetic number, because the mean of its divisors is an integer number (93570555).

Almost surely, 2^1003039056 is an apocalyptic number.

1003039056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1003039056 is an abundant number, since it is smaller than the sum of its proper divisors (1804077594).

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

1003039056 is a wasteful number, since it uses less digits than its factorization.

1003039056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965563 (or 6965554 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 1003039056 is about 31670.7918435899. The cubic root of 1003039056 is about 1001.0119941890.

The spelling of 1003039056 in words is "one billion, three million, thirty-nine thousand, fifty-six".