10977778 has 16 divisors (see below), whose sum is σ = 18869184. Its totient is φ = 4692240.

The previous prime is 10977773. The next prime is 10977779. The reversal of 10977778 is 87777901.

10977778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10977773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6076 + ... + 7672.

It is an arithmetic number, because the mean of its divisors is an integer number (1179324).

Almost surely, 2^10977778 is an apocalyptic number.

10977778 is a deficient number, since it is larger than the sum of its proper divisors (7891406).

10977778 is a wasteful number, since it uses less digits than its factorization.

10977778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097.

The product of its (nonzero) digits is 172872, while the sum is 46.

The square root of 10977778 is about 3313.2730041456. The cubic root of 10977778 is about 222.2481466237.

The spelling of 10977778 in words is "ten million, nine hundred seventy-seven thousand, seven hundred seventy-eight".