48971317 has 4 divisors (see below), whose sum is σ = 48986560. Its totient is φ = 48956076.

The previous prime is 48971291. The next prime is 48971333. The reversal of 48971317 is 71317984.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48971317 - 2¹⁹ = 48447029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48971317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48972317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717 + ... + 9922.

It is an arithmetic number, because the mean of its divisors is an integer number (12246640).

Almost surely, 2^48971317 is an apocalyptic number.

It is an amenable number.

48971317 is a deficient number, since it is larger than the sum of its proper divisors (15243).

48971317 is a wasteful number, since it uses less digits than its factorization.

48971317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15242.

The product of its digits is 42336, while the sum is 40.

The square root of 48971317 is about 6997.9509143749. The cubic root of 48971317 is about 365.8591557966.

The spelling of 48971317 in words is "forty-eight million, nine hundred seventy-one thousand, three hundred seventeen".