1002103938 has 48 divisors (see below), whose sum is σ = 2370715776. Its totient is φ = 303397920.

The previous prime is 1002103867. The next prime is 1002103943. The reversal of 1002103938 is 8393012001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 437031 + ... + 439317.

It is an arithmetic number, because the mean of its divisors is an integer number (49389912).

Almost surely, 2^1002103938 is an apocalyptic number.

1002103938 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1002103938 is an abundant number, since it is smaller than the sum of its proper divisors (1368611838).

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

1002103938 is a wasteful number, since it uses less digits than its factorization.

1002103938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4519 (or 4516 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1002103938 is about 31656.0253032499. The cubic root of 1002103938 is about 1000.7008214013.

Adding to 1002103938 its reverse (8393012001), we get a palindrome (9395115939).

The spelling of 1002103938 in words is "one billion, two million, one hundred three thousand, nine hundred thirty-eight".