203034641 has 2 divisors, whose sum is σ = 203034642. Its totient is φ = 203034640.

The previous prime is 203034631. The next prime is 203034707. The reversal of 203034641 is 146430302.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169104016 + 33930625 = 13004^2 + 5825^2 .

It is a cyclic number.

It is not a de Polignac number, because 203034641 - 2¹⁰ = 203033617 is a prime.

It is not a weakly prime, because it can be changed into another prime (203034631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101517320 + 101517321.

It is an arithmetic number, because the mean of its divisors is an integer number (101517321).

Almost surely, 2^203034641 is an apocalyptic number.

It is an amenable number.

203034641 is a deficient number, since it is larger than the sum of its proper divisors (1).

203034641 is an equidigital number, since it uses as much as digits as its factorization.

203034641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 203034641 is about 14249.0224576986. The cubic root of 203034641 is about 587.7464941811.

Adding to 203034641 its reverse (146430302), we get a palindrome (349464943).

The spelling of 203034641 in words is "two hundred three million, thirty-four thousand, six hundred forty-one".