203450003459 has 2 divisors, whose sum is σ = 203450003460. Its totient is φ = 203450003458.

The previous prime is 203450003431. The next prime is 203450003479. The reversal of 203450003459 is 954300054302.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203450003459 is a prime.

It is a super-2 number, since 2×203450003459² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (203450003479) 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, 101725001729 + 101725001730.

It is an arithmetic number, because the mean of its divisors is an integer number (101725001730).

Almost surely, 2^203450003459 is an apocalyptic number.

203450003459 is a deficient number, since it is larger than the sum of its proper divisors (1).

203450003459 is an equidigital number, since it uses as much as digits as its factorization.

203450003459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 203450003459 in words is "two hundred three billion, four hundred fifty million, three thousand, four hundred fifty-nine".