1325000071 has 2 divisors, whose sum is σ = 1325000072. Its totient is φ = 1325000070.

The previous prime is 1325000069. The next prime is 1325000099. The reversal of 1325000071 is 1700005231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1325000071 - 2¹ = 1325000069 is a prime.

Together with 1325000069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325000471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662500035 + 662500036.

It is an arithmetic number, because the mean of its divisors is an integer number (662500036).

Almost surely, 2^1325000071 is an apocalyptic number.

1325000071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325000071 is an equidigital number, since it uses as much as digits as its factorization.

1325000071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 1325000071 is about 36400.5504216626. The cubic root of 1325000071 is about 1098.3446371321.

The spelling of 1325000071 in words is "one billion, three hundred twenty-five million, seventy-one", and thus it is an aban number.