203426388023059 has 2 divisors, whose sum is σ = 203426388023060. Its totient is φ = 203426388023058.

The previous prime is 203426388023029. The next prime is 203426388023069. The reversal of 203426388023059 is 950320883624302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203426388023059 - 2¹³ = 203426388014867 is a prime.

It is not a weakly prime, because it can be changed into another prime (203426388023029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101713194011529 + 101713194011530.

It is an arithmetic number, because the mean of its divisors is an integer number (101713194011530).

Almost surely, 2^{203426388023059} is an apocalyptic number.

203426388023059 is a deficient number, since it is larger than the sum of its proper divisors (1).

203426388023059 is an equidigital number, since it uses as much as digits as its factorization.

203426388023059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14929920, while the sum is 55.

The spelling of 203426388023059 in words is "two hundred three trillion, four hundred twenty-six billion, three hundred eighty-eight million, twenty-three thousand, fifty-nine".