1325506207 has 2 divisors, whose sum is σ = 1325506208. Its totient is φ = 1325506206.

The previous prime is 1325506199. The next prime is 1325506211. The reversal of 1325506207 is 7026055231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1325506207 - 2³ = 1325506199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325506297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662753103 + 662753104.

It is an arithmetic number, because the mean of its divisors is an integer number (662753104).

Almost surely, 2^1325506207 is an apocalyptic number.

1325506207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325506207 is an equidigital number, since it uses as much as digits as its factorization.

1325506207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 1325506207 is about 36407.5020703151. The cubic root of 1325506207 is about 1098.4844713365.

The spelling of 1325506207 in words is "one billion, three hundred twenty-five million, five hundred six thousand, two hundred seven".