4124381 has 2 divisors, whose sum is σ = 4124382. Its totient is φ = 4124380.

The previous prime is 4124377. The next prime is 4124411. The reversal of 4124381 is 1834214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4120900 + 3481 = 2030^2 + 59^2 .

It is a cyclic number.

It is not a de Polignac number, because 4124381 - 2² = 4124377 is a prime.

It is a super-2 number, since 2×4124381² = 34021037266322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 11.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4124321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062190 + 2062191.

It is an arithmetic number, because the mean of its divisors is an integer number (2062191).

Almost surely, 2^4124381 is an apocalyptic number.

It is an amenable number.

4124381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4124381 is an equidigital number, since it uses as much as digits as its factorization.

4124381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 23.

The square root of 4124381 is about 2030.8572081759. The cubic root of 4124381 is about 160.3686940227.

Adding to 4124381 its reverse (1834214), we get a palindrome (5958595).

The spelling of 4124381 in words is "four million, one hundred twenty-four thousand, three hundred eighty-one".