4247513 has 2 divisors, whose sum is σ = 4247514. Its totient is φ = 4247512.

The previous prime is 4247471. The next prime is 4247539. The reversal of 4247513 is 3157424.

It is an a-pointer prime, because the next prime (4247539) can be obtained adding 4247513 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2999824 + 1247689 = 1732^2 + 1117^2 .

It is a cyclic number.

It is not a de Polignac number, because 4247513 - 2⁶ = 4247449 is a prime.

It is not a weakly prime, because it can be changed into another prime (4240513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2123756 + 2123757.

It is an arithmetic number, because the mean of its divisors is an integer number (2123757).

Almost surely, 2^4247513 is an apocalyptic number.

It is an amenable number.

4247513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4247513 is an equidigital number, since it uses as much as digits as its factorization.

4247513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 26.

The square root of 4247513 is about 2060.9495384410. The cubic root of 4247513 is about 161.9489881555.

The spelling of 4247513 in words is "four million, two hundred forty-seven thousand, five hundred thirteen".