11965507 has 2 divisors, whose sum is σ = 11965508. Its totient is φ = 11965506.

The previous prime is 11965493. The next prime is 11965517. The reversal of 11965507 is 70556911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11965507 - 2⁷ = 11965379 is a prime.

It is not a weakly prime, because it can be changed into another prime (11965517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5982753 + 5982754.

It is an arithmetic number, because the mean of its divisors is an integer number (5982754).

Almost surely, 2^11965507 is an apocalyptic number.

11965507 is a deficient number, since it is larger than the sum of its proper divisors (1).

11965507 is an equidigital number, since it uses as much as digits as its factorization.

11965507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 34.

The square root of 11965507 is about 3459.1193966095. The cubic root of 11965507 is about 228.7232789515.

The spelling of 11965507 in words is "eleven million, nine hundred sixty-five thousand, five hundred seven".