10003899 has 16 divisors (see below), whose sum is σ = 14112000. Its totient is φ = 6286176.

The previous prime is 10003897. The next prime is 10003943. The reversal of 10003899 is 99830001.

It is a happy number.

It is not a de Polignac number, because 10003899 - 2¹ = 10003897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10003891) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16402 + ... + 17000.

It is an arithmetic number, because the mean of its divisors is an integer number (882000).

Almost surely, 2^10003899 is an apocalyptic number.

10003899 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

10003899 is a deficient number, since it is larger than the sum of its proper divisors (4108101).

10003899 is a wasteful number, since it uses less digits than its factorization.

10003899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 10003899 is about 3162.8940861180. The cubic root of 10003899 is about 215.4714658344.

The spelling of 10003899 in words is "ten million, three thousand, eight hundred ninety-nine".