268140203 has 2 divisors, whose sum is σ = 268140204. Its totient is φ = 268140202.

The previous prime is 268140193. The next prime is 268140227. The reversal of 268140203 is 302041862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268140203 - 2¹² = 268136107 is a prime.

It is a super-3 number, since 3×268140203³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (268140253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134070101 + 134070102.

It is an arithmetic number, because the mean of its divisors is an integer number (134070102).

Almost surely, 2^268140203 is an apocalyptic number.

268140203 is a deficient number, since it is larger than the sum of its proper divisors (1).

268140203 is an equidigital number, since it uses as much as digits as its factorization.

268140203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 268140203 is about 16374.9871144987. The cubic root of 268140203 is about 644.8429824308.

The spelling of 268140203 in words is "two hundred sixty-eight million, one hundred forty thousand, two hundred three".