10399203 has 12 divisors (see below), whose sum is σ = 15110160. Its totient is φ = 6891696.

The previous prime is 10399201. The next prime is 10399217. The reversal of 10399203 is 30299301.

It is not a de Polignac number, because 10399203 - 2¹ = 10399201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10399201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1783 + ... + 4896.

It is an arithmetic number, because the mean of its divisors is an integer number (1259180).

Almost surely, 2^10399203 is an apocalyptic number.

10399203 is a deficient number, since it is larger than the sum of its proper divisors (4710957).

10399203 is a wasteful number, since it uses less digits than its factorization.

10399203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6858 (or 6855 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 10399203 is about 3224.7795273476. The cubic root of 10399203 is about 218.2730005715.

The spelling of 10399203 in words is "ten million, three hundred ninety-nine thousand, two hundred three".