203034001 has 3 divisors (see below), whose sum is σ = 203048251. Its totient is φ = 203019752.

The previous prime is 203033989. The next prime is 203034067. The reversal of 203034001 is 100430302.

The square root of 203034001 is 14249.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 148864401 + 54169600 = 12201^2 + 7360^2 .

It is not a de Polignac number, because 203034001 - 2⁵ = 203033969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203034071) by changing a digit.

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 in 2 ways as a sum of consecutive naturals, for example, 7125 + ... + 21373.

Almost surely, 2^203034001 is an apocalyptic number.

203034001 is the 14249-th square number.

203034001 is the 7125-th centered octagonal number.

It is an amenable number.

203034001 is a deficient number, since it is larger than the sum of its proper divisors (14250).

203034001 is an frugal number, since it uses more digits than its factorization.

203034001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28498 (or 14249 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The cubic root of 203034001 is about 587.7458766212.

Adding to 203034001 its reverse (100430302), we get a palindrome (303464303).

The spelling of 203034001 in words is "two hundred three million, thirty-four thousand, one".