11620787 has 2 divisors, whose sum is σ = 11620788. Its totient is φ = 11620786.

The previous prime is 11620733. The next prime is 11620789. The reversal of 11620787 is 78702611.

11620787 is digitally balanced in base 2, 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 11620787 - 2¹² = 11616691 is a prime.

Together with 11620789, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11620789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810393 + 5810394.

It is an arithmetic number, because the mean of its divisors is an integer number (5810394).

Almost surely, 2^11620787 is an apocalyptic number.

11620787 is a deficient number, since it is larger than the sum of its proper divisors (1).

11620787 is an equidigital number, since it uses as much as digits as its factorization.

11620787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 11620787 is about 3408.9275439645. The cubic root of 11620787 is about 226.5053756925.

The spelling of 11620787 in words is "eleven million, six hundred twenty thousand, seven hundred eighty-seven".