100503868 has 12 divisors (see below), whose sum is σ = 175956760. Its totient is φ = 50230512.

The previous prime is 100503841. The next prime is 100503889. The reversal of 100503868 is 868305001.

It is a super-2 number, since 2×100503868² = 20202054965922848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10255 + ... + 17497.

Almost surely, 2^100503868 is an apocalyptic number.

It is an amenable number.

100503868 is a deficient number, since it is larger than the sum of its proper divisors (75452892).

100503868 is a wasteful number, since it uses less digits than its factorization.

100503868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10716 (or 10714 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 100503868 is about 10025.1617443311. The cubic root of 100503868 is about 464.9371603525.

Adding to 100503868 its reverse (868305001), we get a palindrome (968808869).

The spelling of 100503868 in words is "one hundred million, five hundred three thousand, eight hundred sixty-eight".