203359139 has 8 divisors (see below), whose sum is σ = 208610640. Its totient is φ = 198121600.

The previous prime is 203359097. The next prime is 203359187. The reversal of 203359139 is 931953302.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203359139 - 2¹⁶ = 203293603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203359099 and 203359108.

It is not an unprimeable number, because it can be changed into a prime (203359939) 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 7 ways as a sum of consecutive naturals, for example, 30104 + ... + 36234.

It is an arithmetic number, because the mean of its divisors is an integer number (26076330).

Almost surely, 2^203359139 is an apocalyptic number.

203359139 is a deficient number, since it is larger than the sum of its proper divisors (5251501).

203359139 is an equidigital number, since it uses as much as digits as its factorization.

203359139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6981.

The product of its (nonzero) digits is 21870, while the sum is 35.

The square root of 203359139 is about 14260.4045875284. The cubic root of 203359139 is about 588.0594474195.

The spelling of 203359139 in words is "two hundred three million, three hundred fifty-nine thousand, one hundred thirty-nine".