6171411247 has 4 divisors (see below), whose sum is σ = 6534435456. Its totient is φ = 5808387040.

The previous prime is 6171411227. The next prime is 6171411331. The reversal of 6171411247 is 7421141716.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6171411247 - 2³¹ = 4023927599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6171411217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181512079 + ... + 181512112.

It is an arithmetic number, because the mean of its divisors is an integer number (1633608864).

Almost surely, 2^6171411247 is an apocalyptic number.

6171411247 is a deficient number, since it is larger than the sum of its proper divisors (363024209).

6171411247 is a wasteful number, since it uses less digits than its factorization.

6171411247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363024208.

The product of its digits is 9408, while the sum is 34.

The square root of 6171411247 is about 78558.3302202892. The cubic root of 6171411247 is about 1834.2625360140.

The spelling of 6171411247 in words is "six billion, one hundred seventy-one million, four hundred eleven thousand, two hundred forty-seven".