5423123 has 2 divisors, whose sum is σ = 5423124. Its totient is φ = 5423122.

The previous prime is 5423071. The next prime is 5423161. The reversal of 5423123 is 3213245.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5423123 - 2¹⁶ = 5357587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5423095 and 5423104.

It is not a weakly prime, because it can be changed into another prime (5423023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2711561 + 2711562.

It is an arithmetic number, because the mean of its divisors is an integer number (2711562).

Almost surely, 2^5423123 is an apocalyptic number.

5423123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5423123 is an equidigital number, since it uses as much as digits as its factorization.

5423123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 20.

The square root of 5423123 is about 2328.7599704564. The cubic root of 5423123 is about 175.6911227569.

Adding to 5423123 its reverse (3213245), we get a palindrome (8636368).

The spelling of 5423123 in words is "five million, four hundred twenty-three thousand, one hundred twenty-three".