47136307 has 2 divisors, whose sum is σ = 47136308. Its totient is φ = 47136306.

The previous prime is 47136301. The next prime is 47136329. The reversal of 47136307 is 70363174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47136307 - 2¹¹ = 47134259 is a prime.

It is not a weakly prime, because it can be changed into another prime (47136301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23568153 + 23568154.

It is an arithmetic number, because the mean of its divisors is an integer number (23568154).

Almost surely, 2^47136307 is an apocalyptic number.

47136307 is a deficient number, since it is larger than the sum of its proper divisors (1).

47136307 is an equidigital number, since it uses as much as digits as its factorization.

47136307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 47136307 is about 6865.5886127848. The cubic root of 47136307 is about 361.2311424007.

The spelling of 47136307 in words is "forty-seven million, one hundred thirty-six thousand, three hundred seven".