5251023 has 6 divisors (see below), whose sum is σ = 7584824. Its totient is φ = 3500676.

The previous prime is 5251019. The next prime is 5251027. The reversal of 5251023 is 3201525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5251019) and next prime (5251027).

It is not a de Polignac number, because 5251023 - 2² = 5251019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5250987 and 5251005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251027) 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 5 ways as a sum of consecutive naturals, for example, 291715 + ... + 291732.

Almost surely, 2^5251023 is an apocalyptic number.

5251023 is a deficient number, since it is larger than the sum of its proper divisors (2333801).

5251023 is a wasteful number, since it uses less digits than its factorization.

5251023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583453 (or 583450 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5251023 is about 2291.5110735059. The cubic root of 5251023 is about 173.8126203215.

Adding to 5251023 its reverse (3201525), we get a palindrome (8452548).

The spelling of 5251023 in words is "five million, two hundred fifty-one thousand, twenty-three".