5009623 has 2 divisors, whose sum is σ = 5009624. Its totient is φ = 5009622.

The previous prime is 5009621. The next prime is 5009651. The reversal of 5009623 is 3269005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5009623 - 2¹ = 5009621 is a prime.

Together with 5009621, it forms a pair of twin primes.

5009623 is a lucky number.

It is equal to p₃₄₉₁₂₆ and since 5009623 and 349126 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5009621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2504811 + 2504812.

It is an arithmetic number, because the mean of its divisors is an integer number (2504812).

Almost surely, 2^5009623 is an apocalyptic number.

5009623 is a deficient number, since it is larger than the sum of its proper divisors (1).

5009623 is an equidigital number, since it uses as much as digits as its factorization.

5009623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 5009623 is about 2238.2187113864. The cubic root of 5009623 is about 171.1072250231.

The spelling of 5009623 in words is "five million, nine thousand, six hundred twenty-three".