203412067 has 4 divisors (see below), whose sum is σ = 206448136. Its totient is φ = 200376000.

The previous prime is 203412047. The next prime is 203412073. The reversal of 203412067 is 760214302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 203412067 - 2⁷ = 203411939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203412017) 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, 1517934 + ... + 1518067.

It is an arithmetic number, because the mean of its divisors is an integer number (51612034).

Almost surely, 2^203412067 is an apocalyptic number.

203412067 is a deficient number, since it is larger than the sum of its proper divisors (3036069).

203412067 is an equidigital number, since it uses as much as digits as its factorization.

203412067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036068.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 203412067 is about 14262.2602346192. The cubic root of 203412067 is about 588.1104607986.

Adding to 203412067 its reverse (760214302), we get a palindrome (963626369).

The spelling of 203412067 in words is "two hundred three million, four hundred twelve thousand, sixty-seven".