874942250129 has 2 divisors, whose sum is σ = 874942250130. Its totient is φ = 874942250128.

The previous prime is 874942250113. The next prime is 874942250137. The reversal of 874942250129 is 921052249478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 746276560129 + 128665690000 = 863873^2 + 358700^2 .

It is a cyclic number.

It is not a de Polignac number, because 874942250129 - 2⁴ = 874942250113 is a prime.

It is not a weakly prime, because it can be changed into another prime (874942250029) 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, 437471125064 + 437471125065.

It is an arithmetic number, because the mean of its divisors is an integer number (437471125065).

Almost surely, 2^874942250129 is an apocalyptic number.

It is an amenable number.

874942250129 is a deficient number, since it is larger than the sum of its proper divisors (1).

874942250129 is an equidigital number, since it uses as much as digits as its factorization.

874942250129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 874942250129 in words is "eight hundred seventy-four billion, nine hundred forty-two million, two hundred fifty thousand, one hundred twenty-nine".