71116633241 has 4 divisors (see below), whose sum is σ = 71117814912. Its totient is φ = 71115451572.

The previous prime is 71116633163. The next prime is 71116633249. The reversal of 71116633241 is 14233661117.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14233661117 = 13 ⋅1094897009.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71116633241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71116633249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495425 + ... + 622638.

It is an arithmetic number, because the mean of its divisors is an integer number (17779453728).

Almost surely, 2^71116633241 is an apocalyptic number.

It is an amenable number.

71116633241 is a deficient number, since it is larger than the sum of its proper divisors (1181671).

71116633241 is a wasteful number, since it uses less digits than its factorization.

71116633241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181670.

The product of its digits is 18144, while the sum is 35.

The spelling of 71116633241 in words is "seventy-one billion, one hundred sixteen million, six hundred thirty-three thousand, two hundred forty-one".