11078857 has 4 divisors (see below), whose sum is σ = 11090560. Its totient is φ = 11067156.

The previous prime is 11078839. The next prime is 11078867. The reversal of 11078857 is 75887011.

11078857 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11078857 - 2²³ = 2690249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11078807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4293 + ... + 6370.

It is an arithmetic number, because the mean of its divisors is an integer number (2772640).

Almost surely, 2^11078857 is an apocalyptic number.

It is an amenable number.

11078857 is a deficient number, since it is larger than the sum of its proper divisors (11703).

11078857 is a wasteful number, since it uses less digits than its factorization.

11078857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11702.

The product of its (nonzero) digits is 15680, while the sum is 37.

The square root of 11078857 is about 3328.4917004553. The cubic root of 11078857 is about 222.9281877800.

It can be divided in two parts, 11078 and 857, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 11078857 in words is "eleven million, seventy-eight thousand, eight hundred fifty-seven".