4151123 has 4 divisors (see below), whose sum is σ = 4156560. Its totient is φ = 4145688.

The previous prime is 4151113. The next prime is 4151129. The reversal of 4151123 is 3211514.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3211514 = 2 ⋅1605757.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4151123 is a prime.

It is a super-2 number, since 2×4151123² = 34463644322258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4151129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1340 + ... + 3177.

It is an arithmetic number, because the mean of its divisors is an integer number (1039140).

Almost surely, 2^4151123 is an apocalyptic number.

4151123 is a deficient number, since it is larger than the sum of its proper divisors (5437).

4151123 is an equidigital number, since it uses as much as digits as its factorization.

4151123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5436.

The product of its digits is 120, while the sum is 17.

The square root of 4151123 is about 2037.4304896119. The cubic root of 4151123 is about 160.7145514963.

Adding to 4151123 its reverse (3211514), we get a palindrome (7362637).

The spelling of 4151123 in words is "four million, one hundred fifty-one thousand, one hundred twenty-three".