256832203 has 2 divisors, whose sum is σ = 256832204. Its totient is φ = 256832202.

The previous prime is 256832189. The next prime is 256832221. The reversal of 256832203 is 302238652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256832203 - 2⁵ = 256832171 is a prime.

It is not a weakly prime, because it can be changed into another prime (256832603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128416101 + 128416102.

It is an arithmetic number, because the mean of its divisors is an integer number (128416102).

Almost surely, 2^256832203 is an apocalyptic number.

256832203 is a deficient number, since it is larger than the sum of its proper divisors (1).

256832203 is an equidigital number, since it uses as much as digits as its factorization.

256832203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 256832203 is about 16025.9852427238. The cubic root of 256832203 is about 635.6477181943.

The spelling of 256832203 in words is "two hundred fifty-six million, eight hundred thirty-two thousand, two hundred three".