4651123 has 4 divisors (see below), whose sum is σ = 4664800. Its totient is φ = 4637448.

The previous prime is 4651099. The next prime is 4651133. The reversal of 4651123 is 3211564.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4651123 - 2⁵ = 4651091 is a prime.

It is a super-2 number, since 2×4651123² = 43265890322258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4651094 and 4651103.

It is not an unprimeable number, because it can be changed into a prime (4651133) 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 3 ways as a sum of consecutive naturals, for example, 6315 + ... + 7012.

It is an arithmetic number, because the mean of its divisors is an integer number (1166200).

Almost surely, 2^4651123 is an apocalyptic number.

4651123 is a deficient number, since it is larger than the sum of its proper divisors (13677).

4651123 is a wasteful number, since it uses less digits than its factorization.

4651123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13676.

The product of its digits is 720, while the sum is 22.

The square root of 4651123 is about 2156.6462389553. The cubic root of 4651123 is about 166.9241889997.

Adding to 4651123 its reverse (3211564), we get a palindrome (7862687).

It can be divided in two parts, 4651 and 123, that added together give a palindrome (4774).

The spelling of 4651123 in words is "four million, six hundred fifty-one thousand, one hundred twenty-three".