1325756959 has 2 divisors, whose sum is σ = 1325756960. Its totient is φ = 1325756958.

The previous prime is 1325756941. The next prime is 1325756969. The reversal of 1325756959 is 9596575231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1325756959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325756969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662878479 + 662878480.

It is an arithmetic number, because the mean of its divisors is an integer number (662878480).

Almost surely, 2^1325756959 is an apocalyptic number.

1325756959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325756959 is an equidigital number, since it uses as much as digits as its factorization.

1325756959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2551500, while the sum is 52.

The square root of 1325756959 is about 36410.9455933240. The cubic root of 1325756959 is about 1098.5537353931.

The spelling of 1325756959 in words is "one billion, three hundred twenty-five million, seven hundred fifty-six thousand, nine hundred fifty-nine".