5172961 has 4 divisors (see below), whose sum is σ = 5283072. Its totient is φ = 5062852.

The previous prime is 5172949. The next prime is 5172977. The reversal of 5172961 is 1692715.

5172961 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: 1692715 = 5 ⋅338543.

It is a cyclic number.

It is not a de Polignac number, because 5172961 - 2⁹ = 5172449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5172901) 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, 54985 + ... + 55078.

It is an arithmetic number, because the mean of its divisors is an integer number (1320768).

Almost surely, 2^5172961 is an apocalyptic number.

It is an amenable number.

5172961 is a deficient number, since it is larger than the sum of its proper divisors (110111).

5172961 is a wasteful number, since it uses less digits than its factorization.

5172961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110110.

The product of its digits is 3780, while the sum is 31.

The square root of 5172961 is about 2274.4144301336. The cubic root of 5172961 is about 172.9470139669.

The spelling of 5172961 in words is "five million, one hundred seventy-two thousand, nine hundred sixty-one".