9047513 has 2 divisors, whose sum is σ = 9047514. Its totient is φ = 9047512.

The previous prime is 9047509. The next prime is 9047527. The reversal of 9047513 is 3157409.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4853209 + 4194304 = 2203^2 + 2048^2 .

It is a cyclic number.

It is not a de Polignac number, because 9047513 - 2² = 9047509 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9047503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4523756 + 4523757.

It is an arithmetic number, because the mean of its divisors is an integer number (4523757).

Almost surely, 2^9047513 is an apocalyptic number.

It is an amenable number.

9047513 is a deficient number, since it is larger than the sum of its proper divisors (1).

9047513 is an equidigital number, since it uses as much as digits as its factorization.

9047513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 9047513 is about 3007.9084095098. The cubic root of 9047513 is about 208.3737808756.

The spelling of 9047513 in words is "nine million, forty-seven thousand, five hundred thirteen".