11961325 has 6 divisors (see below), whose sum is σ = 14832074. Its totient is φ = 9569040.

The previous prime is 11961289. The next prime is 11961343. The reversal of 11961325 is 52316911.

It can be written as a sum of positive squares in 3 ways, for example, as 2208196 + 9753129 = 1486^2 + 3123^2 .

It is not a de Polignac number, because 11961325 - 2⁷ = 11961197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11961293 and 11961302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 239202 + ... + 239251.

Almost surely, 2^11961325 is an apocalyptic number.

It is an amenable number.

11961325 is a deficient number, since it is larger than the sum of its proper divisors (2870749).

11961325 is an equidigital number, since it uses as much as digits as its factorization.

11961325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478463 (or 478458 counting only the distinct ones).

The product of its digits is 1620, while the sum is 28.

The square root of 11961325 is about 3458.5148546739. The cubic root of 11961325 is about 228.6966292321.

The spelling of 11961325 in words is "eleven million, nine hundred sixty-one thousand, three hundred twenty-five".