47136079 has 2 divisors, whose sum is σ = 47136080. Its totient is φ = 47136078.

The previous prime is 47136077. The next prime is 47136097. The reversal of 47136079 is 97063174.

Together with next prime (47136097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47136079 - 2¹ = 47136077 is a prime.

Together with 47136077, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47136071) 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 as a sum of consecutive naturals, namely, 23568039 + 23568040.

It is an arithmetic number, because the mean of its divisors is an integer number (23568040).

Almost surely, 2^47136079 is an apocalyptic number.

47136079 is a deficient number, since it is larger than the sum of its proper divisors (1).

47136079 is an equidigital number, since it uses as much as digits as its factorization.

47136079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 47136079 is about 6865.5720082161. The cubic root of 47136079 is about 361.2305599705.

The spelling of 47136079 in words is "forty-seven million, one hundred thirty-six thousand, seventy-nine".