5125123 has 4 divisors (see below), whose sum is σ = 5250168. Its totient is φ = 5000080.

The previous prime is 5125093. The next prime is 5125139. The reversal of 5125123 is 3215215.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3215215 = 5 ⋅643043.

It is a cyclic number.

It is not a de Polignac number, because 5125123 - 2¹⁷ = 4994051 is a prime.

It is a Duffinian number.

5125123 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5125123.

It is not an unprimeable number, because it can be changed into a prime (5125163) 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, 62461 + ... + 62542.

It is an arithmetic number, because the mean of its divisors is an integer number (1312542).

Almost surely, 2^5125123 is an apocalyptic number.

5125123 is a deficient number, since it is larger than the sum of its proper divisors (125045).

5125123 is a wasteful number, since it uses less digits than its factorization.

5125123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125044.

The product of its digits is 300, while the sum is 19.

The square root of 5125123 is about 2263.8734505268. The cubic root of 5125123 is about 172.4122412950.

The spelling of 5125123 in words is "five million, one hundred twenty-five thousand, one hundred twenty-three".