203045423 has 8 divisors (see below), whose sum is σ = 232371840. Its totient is φ = 173799000.

The previous prime is 203045417. The next prime is 203045459. The reversal of 203045423 is 324540302.

203045423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 203045423 - 2²² = 198851119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203045023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14453 + ... + 24798.

It is an arithmetic number, because the mean of its divisors is an integer number (29046480).

Almost surely, 2^203045423 is an apocalyptic number.

203045423 is a deficient number, since it is larger than the sum of its proper divisors (29326417).

203045423 is an equidigital number, since it uses as much as digits as its factorization.

203045423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39997.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 203045423 is about 14249.4007944194. The cubic root of 203045423 is about 587.7568979403.

Adding to 203045423 its reverse (324540302), we get a palindrome (527585725).

The spelling of 203045423 in words is "two hundred three million, forty-five thousand, four hundred twenty-three".