5106121 has 4 divisors (see below), whose sum is σ = 5224912. Its totient is φ = 4987332.

The previous prime is 5106113. The next prime is 5106133. The reversal of 5106121 is 1216015.

It is a happy number.

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: 1216015 = 5 ⋅243203.

It is a cyclic number.

It is not a de Polignac number, because 5106121 - 2³ = 5106113 is a prime.

It is a Duffinian number.

5106121 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5106095 and 5106104.

It is not an unprimeable number, because it can be changed into a prime (5106151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59331 + ... + 59416.

It is an arithmetic number, because the mean of its divisors is an integer number (1306228).

Almost surely, 2^5106121 is an apocalyptic number.

It is an amenable number.

5106121 is a deficient number, since it is larger than the sum of its proper divisors (118791).

5106121 is a wasteful number, since it uses less digits than its factorization.

5106121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118790.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 5106121 is about 2259.6727639196. The cubic root of 5106121 is about 172.1988978163.

The spelling of 5106121 in words is "five million, one hundred six thousand, one hundred twenty-one".