1325849407 has 2 divisors, whose sum is σ = 1325849408. Its totient is φ = 1325849406.

The previous prime is 1325849381. The next prime is 1325849411. The reversal of 1325849407 is 7049485231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1325849407 - 2¹⁹ = 1325325119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325849417) 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, 662924703 + 662924704.

It is an arithmetic number, because the mean of its divisors is an integer number (662924704).

Almost surely, 2^1325849407 is an apocalyptic number.

1325849407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325849407 is an equidigital number, since it uses as much as digits as its factorization.

1325849407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 1325849407 is about 36412.2150795581. The cubic root of 1325849407 is about 1098.5792696698.

The spelling of 1325849407 in words is "one billion, three hundred twenty-five million, eight hundred forty-nine thousand, four hundred seven".