47356147 has 2 divisors, whose sum is σ = 47356148. Its totient is φ = 47356146.

The previous prime is 47356109. The next prime is 47356157. The reversal of 47356147 is 74165374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47356147 - 2⁷ = 47356019 is a prime.

It is not a weakly prime, because it can be changed into another prime (47356157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23678073 + 23678074.

It is an arithmetic number, because the mean of its divisors is an integer number (23678074).

Almost surely, 2^47356147 is an apocalyptic number.

47356147 is a deficient number, since it is larger than the sum of its proper divisors (1).

47356147 is an equidigital number, since it uses as much as digits as its factorization.

47356147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 37.

The square root of 47356147 is about 6881.5802690952. The cubic root of 47356147 is about 361.7918560668.

The spelling of 47356147 in words is "forty-seven million, three hundred fifty-six thousand, one hundred forty-seven".