5375561 has 4 divisors (see below), whose sum is σ = 5386752. Its totient is φ = 5364372.

The previous prime is 5375533. The next prime is 5375567. The reversal of 5375561 is 1655735.

5375561 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, and also an emirpimes, since its reverse is a distinct semiprime: 1655735 = 5 ⋅331147.

It is a cyclic number.

It is not a de Polignac number, because 5375561 - 2⁶ = 5375497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5375567) 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, 4841 + ... + 5846.

It is an arithmetic number, because the mean of its divisors is an integer number (1346688).

Almost surely, 2^5375561 is an apocalyptic number.

It is an amenable number.

5375561 is a deficient number, since it is larger than the sum of its proper divisors (11191).

5375561 is a wasteful number, since it uses less digits than its factorization.

5375561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11190.

The product of its digits is 15750, while the sum is 32.

The square root of 5375561 is about 2318.5256090887. The cubic root of 5375561 is about 175.1759970905.

The spelling of 5375561 in words is "five million, three hundred seventy-five thousand, five hundred sixty-one".