203324993 has 2 divisors, whose sum is σ = 203324994. Its totient is φ = 203324992.

The previous prime is 203324983. The next prime is 203325007. The reversal of 203324993 is 399423302.

203324993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198021184 + 5303809 = 14072^2 + 2303^2 .

It is a cyclic number.

It is not a de Polignac number, because 203324993 - 2¹⁰ = 203323969 is a prime.

It is not a weakly prime, because it can be changed into another prime (203324923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101662496 + 101662497.

It is an arithmetic number, because the mean of its divisors is an integer number (101662497).

Almost surely, 2^203324993 is an apocalyptic number.

It is an amenable number.

203324993 is a deficient number, since it is larger than the sum of its proper divisors (1).

203324993 is an equidigital number, since it uses as much as digits as its factorization.

203324993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 35.

The square root of 203324993 is about 14259.2073061584. The cubic root of 203324993 is about 588.0265319217.

The spelling of 203324993 in words is "two hundred three million, three hundred twenty-four thousand, nine hundred ninety-three".