5123623 has 2 divisors, whose sum is σ = 5123624. Its totient is φ = 5123622.

The previous prime is 5123621. The next prime is 5123627. The reversal of 5123623 is 3263215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5123623 - 2¹ = 5123621 is a prime.

It is a super-2 number, since 2×5123623² = 52503025292258, which contains 22 as substring.

Together with 5123621, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5123594 and 5123603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5123621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561811 + 2561812.

It is an arithmetic number, because the mean of its divisors is an integer number (2561812).

Almost surely, 2^5123623 is an apocalyptic number.

5123623 is a deficient number, since it is larger than the sum of its proper divisors (1).

5123623 is an equidigital number, since it uses as much as digits as its factorization.

5123623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 22.

The square root of 5123623 is about 2263.5421356803. The cubic root of 5123623 is about 172.3954193510.

Adding to 5123623 its reverse (3263215), we get a palindrome (8386838).

The spelling of 5123623 in words is "five million, one hundred twenty-three thousand, six hundred twenty-three".