675856150121 has 2 divisors, whose sum is σ = 675856150122. Its totient is φ = 675856150120.

The previous prime is 675856150111. The next prime is 675856150133. The reversal of 675856150121 is 121051658576.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 591651717721 + 84204432400 = 769189^2 + 290180^2 .

It is a cyclic number.

It is not a de Polignac number, because 675856150121 - 2¹⁰ = 675856149097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (675856150111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337928075060 + 337928075061.

It is an arithmetic number, because the mean of its divisors is an integer number (337928075061).

Almost surely, 2^675856150121 is an apocalyptic number.

It is an amenable number.

675856150121 is a deficient number, since it is larger than the sum of its proper divisors (1).

675856150121 is an equidigital number, since it uses as much as digits as its factorization.

675856150121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504000, while the sum is 47.

The spelling of 675856150121 in words is "six hundred seventy-five billion, eight hundred fifty-six million, one hundred fifty thousand, one hundred twenty-one".