4201123 has 2 divisors, whose sum is σ = 4201124. Its totient is φ = 4201122.

The previous prime is 4201103. The next prime is 4201177. The reversal of 4201123 is 3211024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4201123 - 2⁹ = 4200611 is a prime.

It is a super-2 number, since 2×4201123² = 35298868922258, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁴ + 2²¹ + 0 + 1 + 1 + 2²¹ + 3⁸ .

It is not a weakly prime, because it can be changed into another prime (4201103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2100561 + 2100562.

It is an arithmetic number, because the mean of its divisors is an integer number (2100562).

Almost surely, 2^4201123 is an apocalyptic number.

4201123 is a deficient number, since it is larger than the sum of its proper divisors (1).

4201123 is an equidigital number, since it uses as much as digits as its factorization.

4201123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 4201123 is about 2049.6641188253. The cubic root of 4201123 is about 161.3572433239.

Adding to 4201123 its reverse (3211024), we get a palindrome (7412147).

Subtracting from 4201123 its reverse (3211024), we obtain a palindrome (990099).

The spelling of 4201123 in words is "four million, two hundred one thousand, one hundred twenty-three".