5115121 has 4 divisors (see below), whose sum is σ = 5580144. Its totient is φ = 4650100.

The previous prime is 5115073. The next prime is 5115133. The reversal of 5115121 is 1215115.

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.

It is a cyclic number.

It is not a de Polignac number, because 5115121 - 2⁹ = 5114609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5115095 and 5115104.

It is not an unprimeable number, because it can be changed into a prime (5115421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232495 + ... + 232516.

It is an arithmetic number, because the mean of its divisors is an integer number (1395036).

Almost surely, 2^5115121 is an apocalyptic number.

It is an amenable number.

5115121 is a deficient number, since it is larger than the sum of its proper divisors (465023).

5115121 is a wasteful number, since it uses less digits than its factorization.

5115121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465022.

The product of its digits is 50, while the sum is 16.

The square root of 5115121 is about 2261.6633259617. The cubic root of 5115121 is about 172.3000104759.

The spelling of 5115121 in words is "five million, one hundred fifteen thousand, one hundred twenty-one".