1325939507 has 4 divisors (see below), whose sum is σ = 1326138600. Its totient is φ = 1325740416.

The previous prime is 1325939501. The next prime is 1325939579. The reversal of 1325939507 is 7059395231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1325939507 - 2¹⁶ = 1325873971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1325939501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89198 + ... + 102995.

It is an arithmetic number, because the mean of its divisors is an integer number (331534650).

Almost surely, 2^1325939507 is an apocalyptic number.

1325939507 is a deficient number, since it is larger than the sum of its proper divisors (199093).

1325939507 is an equidigital number, since it uses as much as digits as its factorization.

1325939507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199092.

The product of its (nonzero) digits is 255150, while the sum is 44.

The square root of 1325939507 is about 36413.4522807163. The cubic root of 1325939507 is about 1098.6041542833.

The spelling of 1325939507 in words is "one billion, three hundred twenty-five million, nine hundred thirty-nine thousand, five hundred seven".