11461247471 has 2 divisors, whose sum is σ = 11461247472. Its totient is φ = 11461247470.

The previous prime is 11461247417. The next prime is 11461247489. The reversal of 11461247471 is 17474216411.

It is a happy number.

Together with previous prime (11461247417) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11461247471 is a prime.

It is a super-3 number, since 3×11461247471³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11461247401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5730623735 + 5730623736.

It is an arithmetic number, because the mean of its divisors is an integer number (5730623736).

Almost surely, 2^11461247471 is an apocalyptic number.

11461247471 is a deficient number, since it is larger than the sum of its proper divisors (1).

11461247471 is an equidigital number, since it uses as much as digits as its factorization.

11461247471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 38.

The spelling of 11461247471 in words is "eleven billion, four hundred sixty-one million, two hundred forty-seven thousand, four hundred seventy-one".