426516203 has 2 divisors, whose sum is σ = 426516204. Its totient is φ = 426516202.

The previous prime is 426516193. The next prime is 426516227. The reversal of 426516203 is 302615624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426516203 - 2⁴ = 426516187 is a prime.

It is not a weakly prime, because it can be changed into another prime (426516263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213258101 + 213258102.

It is an arithmetic number, because the mean of its divisors is an integer number (213258102).

Almost surely, 2^426516203 is an apocalyptic number.

426516203 is a deficient number, since it is larger than the sum of its proper divisors (1).

426516203 is an equidigital number, since it uses as much as digits as its factorization.

426516203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 426516203 is about 20652.2687131463. The cubic root of 426516203 is about 752.7403178681.

The spelling of 426516203 in words is "four hundred twenty-six million, five hundred sixteen thousand, two hundred three".