5122161 has 24 divisors (see below), whose sum is σ = 8336640. Its totient is φ = 3002400.

The previous prime is 5122147. The next prime is 5122163. The reversal of 5122161 is 1612215.

It is not a de Polignac number, because 5122161 - 2¹¹ = 5120113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5122163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2235 + ... + 3903.

It is an arithmetic number, because the mean of its divisors is an integer number (347360).

Almost surely, 2^5122161 is an apocalyptic number.

It is an amenable number.

5122161 is a deficient number, since it is larger than the sum of its proper divisors (3214479).

5122161 is a wasteful number, since it uses less digits than its factorization.

5122161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717 (or 1714 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 5122161 is about 2263.2191674692. The cubic root of 5122161 is about 172.3790204031.

Adding to 5122161 its reverse (1612215), we get a palindrome (6734376).

The spelling of 5122161 in words is "five million, one hundred twenty-two thousand, one hundred sixty-one".