1325939597 has 2 divisors, whose sum is σ = 1325939598. Its totient is φ = 1325939596.

The previous prime is 1325939579. The next prime is 1325939603. The reversal of 1325939597 is 7959395231.

It is a happy number.

Together with previous prime (1325939579) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 939974281 + 385965316 = 30659^2 + 19646^2 .

It is a cyclic number.

It is not a de Polignac number, because 1325939597 - 2⁸ = 1325939341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325930597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662969798 + 662969799.

It is an arithmetic number, because the mean of its divisors is an integer number (662969799).

Almost surely, 2^1325939597 is an apocalyptic number.

It is an amenable number.

1325939597 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325939597 is an equidigital number, since it uses as much as digits as its factorization.

1325939597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2296350, while the sum is 53.

The square root of 1325939597 is about 36413.4535165233. The cubic root of 1325939597 is about 1098.6041791397.

The spelling of 1325939597 in words is "one billion, three hundred twenty-five million, nine hundred thirty-nine thousand, five hundred ninety-seven".