5101623 has 10 divisors (see below), whose sum is σ = 7621064. Its totient is φ = 3401028.

The previous prime is 5101609. The next prime is 5101627. The reversal of 5101623 is 3261015.

It is not a de Polignac number, because 5101623 - 2⁶ = 5101559 is a prime.

It is a super-3 number, since 3×5101623³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5101596 and 5101605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5101627) 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 9 ways as a sum of consecutive naturals, for example, 31411 + ... + 31572.

Almost surely, 2^5101623 is an apocalyptic number.

5101623 is a deficient number, since it is larger than the sum of its proper divisors (2519441).

5101623 is an equidigital number, since it uses as much as digits as its factorization.

5101623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62995 (or 62986 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 5101623 is about 2258.6772677831. The cubic root of 5101623 is about 172.1483194230.

Adding to 5101623 its reverse (3261015), we get a palindrome (8362638).

The spelling of 5101623 in words is "five million, one hundred one thousand, six hundred twenty-three".