48309517 has 2 divisors, whose sum is σ = 48309518. Its totient is φ = 48309516.

The previous prime is 48309487. The next prime is 48309523. The reversal of 48309517 is 71590384.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35212356 + 13097161 = 5934^2 + 3619^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48309517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48309557) 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, 24154758 + 24154759.

It is an arithmetic number, because the mean of its divisors is an integer number (24154759).

Almost surely, 2^48309517 is an apocalyptic number.

It is an amenable number.

48309517 is a deficient number, since it is larger than the sum of its proper divisors (1).

48309517 is an equidigital number, since it uses as much as digits as its factorization.

48309517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 48309517 is about 6950.5048018112. The cubic root of 48309517 is about 364.2035979095.

The spelling of 48309517 in words is "forty-eight million, three hundred nine thousand, five hundred seventeen".