5651023 has 6 divisors (see below), whose sum is σ = 6573696. Its totient is φ = 4843692.

The previous prime is 5651011. The next prime is 5651039. The reversal of 5651023 is 3201565.

It is a happy number.

5651023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-5651023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5650985 and 5651003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651623) 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, 57615 + ... + 57712.

It is an arithmetic number, because the mean of its divisors is an integer number (1095616).

Almost surely, 2^5651023 is an apocalyptic number.

5651023 is a deficient number, since it is larger than the sum of its proper divisors (922673).

5651023 is a wasteful number, since it uses less digits than its factorization.

5651023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115341 (or 115334 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 5651023 is about 2377.1880447285. The cubic root of 5651023 is about 178.1184982956.

Adding to 5651023 its reverse (3201565), we get a palindrome (8852588).

The spelling of 5651023 in words is "five million, six hundred fifty-one thousand, twenty-three".