5171965 has 8 divisors (see below), whose sum is σ = 6234840. Its totient is φ = 4118592.

The previous prime is 5171963. The next prime is 5171981. The reversal of 5171965 is 5691715.

5171965 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 248004 + 4923961 = 498^2 + 2219^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5171965 - 2¹ = 5171963 is a prime.

It is a super-2 number, since 2×5171965² = 53498443922450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5171965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5171963) 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, 1114 + ... + 3403.

It is an arithmetic number, because the mean of its divisors is an integer number (779355).

Almost surely, 2^5171965 is an apocalyptic number.

It is an amenable number.

5171965 is a deficient number, since it is larger than the sum of its proper divisors (1062875).

5171965 is a wasteful number, since it uses less digits than its factorization.

5171965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4751.

The product of its digits is 9450, while the sum is 34.

The square root of 5171965 is about 2274.1954621360. The cubic root of 5171965 is about 172.9359135364.

The spelling of 5171965 in words is "five million, one hundred seventy-one thousand, nine hundred sixty-five".