11888777 has 2 divisors, whose sum is σ = 11888778. Its totient is φ = 11888776.

The previous prime is 11888761. The next prime is 11888827. The reversal of 11888777 is 77788811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11397376 + 491401 = 3376^2 + 701^2 .

It is an emirp because it is prime and its reverse (77788811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11888777 - 2⁴ = 11888761 is a prime.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (11888477) 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, 5944388 + 5944389.

It is an arithmetic number, because the mean of its divisors is an integer number (5944389).

Almost surely, 2^11888777 is an apocalyptic number.

It is an amenable number.

11888777 is a deficient number, since it is larger than the sum of its proper divisors (1).

11888777 is an equidigital number, since it uses as much as digits as its factorization.

11888777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 175616, while the sum is 47.

The square root of 11888777 is about 3448.0105858306. The cubic root of 11888777 is about 228.2333265970.

The spelling of 11888777 in words is "eleven million, eight hundred eighty-eight thousand, seven hundred seventy-seven".