209003152 has 10 divisors (see below), whose sum is σ = 404943638. Its totient is φ = 104501568.

The previous prime is 209003131. The next prime is 209003167. The reversal of 209003152 is 251300902.

It can be written as a sum of positive squares in only one way, i.e., 146023056 + 62980096 = 12084^2 + 7936^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6531333 + ... + 6531364.

Almost surely, 2^209003152 is an apocalyptic number.

It is an amenable number.

209003152 is a deficient number, since it is larger than the sum of its proper divisors (195940486).

209003152 is a wasteful number, since it uses less digits than its factorization.

209003152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13062705 (or 13062699 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 209003152 is about 14456.9413085894. The cubic root of 209003152 is about 593.4501973513.

The spelling of 209003152 in words is "two hundred nine million, three thousand, one hundred fifty-two".