4125013 has 2 divisors, whose sum is σ = 4125014. Its totient is φ = 4125012.

The previous prime is 4124993. The next prime is 4125053. The reversal of 4125013 is 3105214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2582449 + 1542564 = 1607^2 + 1242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4125013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4125053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062506 + 2062507.

It is an arithmetic number, because the mean of its divisors is an integer number (2062507).

Almost surely, 2^4125013 is an apocalyptic number.

It is an amenable number.

4125013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4125013 is an equidigital number, since it uses as much as digits as its factorization.

4125013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 4125013 is about 2031.0128015352. The cubic root of 4125013 is about 160.3768849762.

The spelling of 4125013 in words is "four million, one hundred twenty-five thousand, thirteen".