10204123459 has 2 divisors, whose sum is σ = 10204123460. Its totient is φ = 10204123458.

The previous prime is 10204123387. The next prime is 10204123481. The reversal of 10204123459 is 95432140201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10204123459 - 2⁷ = 10204123331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10204123459.

It is not a weakly prime, because it can be changed into another prime (10204123759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5102061729 + 5102061730.

It is an arithmetic number, because the mean of its divisors is an integer number (5102061730).

Almost surely, 2^10204123459 is an apocalyptic number.

10204123459 is a deficient number, since it is larger than the sum of its proper divisors (1).

10204123459 is an equidigital number, since it uses as much as digits as its factorization.

10204123459 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 31.

The spelling of 10204123459 in words is "ten billion, two hundred four million, one hundred twenty-three thousand, four hundred fifty-nine".