5161705 has 4 divisors (see below), whose sum is σ = 6194052. Its totient is φ = 4129360.

The previous prime is 5161703. The next prime is 5161789. The reversal of 5161705 is 5071615.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3936256 + 1225449 = 1984^2 + 1107^2 .

It is not a de Polignac number, because 5161705 - 2¹ = 5161703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5161705.

It is not an unprimeable number, because it can be changed into a prime (5161703) 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, 516166 + ... + 516175.

It is an arithmetic number, because the mean of its divisors is an integer number (1548513).

Almost surely, 2^5161705 is an apocalyptic number.

It is an amenable number.

5161705 is a deficient number, since it is larger than the sum of its proper divisors (1032347).

5161705 is a wasteful number, since it uses less digits than its factorization.

5161705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032346.

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 5161705 is about 2271.9385995224. The cubic root of 5161705 is about 172.8214826865.

The spelling of 5161705 in words is "five million, one hundred sixty-one thousand, seven hundred five".