403251004099873 has 2 divisors, whose sum is σ = 403251004099874. Its totient is φ = 403251004099872.

The previous prime is 403251004099817. The next prime is 403251004099877. The reversal of 403251004099873 is 378990400152304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260892531100224 + 142358472999649 = 16152168^2 + 11931407^2 .

It is a cyclic number.

It is not a de Polignac number, because 403251004099873 - 2¹³ = 403251004091681 is a prime.

It is a super-2 number, since 2×403251004099873² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (403251004099877) 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, 201625502049936 + 201625502049937.

It is an arithmetic number, because the mean of its divisors is an integer number (201625502049937).

Almost surely, 2^{403251004099873} is an apocalyptic number.

It is an amenable number.

403251004099873 is a deficient number, since it is larger than the sum of its proper divisors (1).

403251004099873 is an equidigital number, since it uses as much as digits as its factorization.

403251004099873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 403251004099873 in words is "four hundred three trillion, two hundred fifty-one billion, four million, ninety-nine thousand, eight hundred seventy-three".