5657109 has 4 divisors (see below), whose sum is σ = 7542816. Its totient is φ = 3771404.

The previous prime is 5657081. The next prime is 5657129. The reversal of 5657109 is 9017565.

5657109 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 5657109 - 2⁵ = 5657077 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 5657109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5657129) 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, 942849 + ... + 942854.

It is an arithmetic number, because the mean of its divisors is an integer number (1885704).

Almost surely, 2^5657109 is an apocalyptic number.

It is an amenable number.

5657109 is a deficient number, since it is larger than the sum of its proper divisors (1885707).

5657109 is a wasteful number, since it uses less digits than its factorization.

5657109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885706.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 5657109 is about 2378.4677840997. The cubic root of 5657109 is about 178.1824183006.

The spelling of 5657109 in words is "five million, six hundred fifty-seven thousand, one hundred nine".