11785507 has 2 divisors, whose sum is σ = 11785508. Its totient is φ = 11785506.

The previous prime is 11785493. The next prime is 11785517. The reversal of 11785507 is 70558711.

11785507 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11785507 - 2⁷ = 11785379 is a prime.

It is not a weakly prime, because it can be changed into another prime (11785517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5892753 + 5892754.

It is an arithmetic number, because the mean of its divisors is an integer number (5892754).

Almost surely, 2^11785507 is an apocalyptic number.

11785507 is a deficient number, since it is larger than the sum of its proper divisors (1).

11785507 is an equidigital number, since it uses as much as digits as its factorization.

11785507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9800, while the sum is 34.

The square root of 11785507 is about 3433.0026216127. The cubic root of 11785507 is about 227.5705662027.

The spelling of 11785507 in words is "eleven million, seven hundred eighty-five thousand, five hundred seven".