203140334 has 8 divisors (see below), whose sum is σ = 314539968. Its totient is φ = 98293680.

The previous prime is 203140319. The next prime is 203140337. The reversal of 203140334 is 433041302.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203140337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1638167 + ... + 1638290.

It is an arithmetic number, because the mean of its divisors is an integer number (39317496).

Almost surely, 2^203140334 is an apocalyptic number.

203140334 is a deficient number, since it is larger than the sum of its proper divisors (111399634).

203140334 is a wasteful number, since it uses less digits than its factorization.

203140334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3276490.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 203140334 is about 14252.7307558938. The cubic root of 203140334 is about 587.8484635031.

Adding to 203140334 its reverse (433041302), we get a palindrome (636181636).

The spelling of 203140334 in words is "two hundred three million, one hundred forty thousand, three hundred thirty-four".