5045123 has 4 divisors (see below), whose sum is σ = 5140368. Its totient is φ = 4949880.

The previous prime is 5045113. The next prime is 5045137. The reversal of 5045123 is 3215405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3215405 = 5 ⋅643081.

It is a cyclic number.

It is not a de Polignac number, because 5045123 - 2⁶ = 5045059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5045095 and 5045104.

It is not an unprimeable number, because it can be changed into a prime (5045113) 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, 47543 + ... + 47648.

It is an arithmetic number, because the mean of its divisors is an integer number (1285092).

Almost surely, 2^5045123 is an apocalyptic number.

5045123 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5045123 is a deficient number, since it is larger than the sum of its proper divisors (95245).

5045123 is an equidigital number, since it uses as much as digits as its factorization.

5045123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95244.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5045123 is about 2246.1351250537. The cubic root of 5045123 is about 171.5104499408.

The spelling of 5045123 in words is "five million, forty-five thousand, one hundred twenty-three".