47271461 has 2 divisors, whose sum is σ = 47271462. Its totient is φ = 47271460.

The previous prime is 47271457. The next prime is 47271473. The reversal of 47271461 is 16417274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46158436 + 1113025 = 6794^2 + 1055^2 .

It is a cyclic number.

It is not a de Polignac number, because 47271461 - 2² = 47271457 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47271361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23635730 + 23635731.

It is an arithmetic number, because the mean of its divisors is an integer number (23635731).

Almost surely, 2^47271461 is an apocalyptic number.

It is an amenable number.

47271461 is a deficient number, since it is larger than the sum of its proper divisors (1).

47271461 is an equidigital number, since it uses as much as digits as its factorization.

47271461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9408, while the sum is 32.

The square root of 47271461 is about 6875.4244232629. The cubic root of 47271461 is about 361.5760657999.

The spelling of 47271461 in words is "forty-seven million, two hundred seventy-one thousand, four hundred sixty-one".