47070347 has 2 divisors, whose sum is σ = 47070348. Its totient is φ = 47070346.

The previous prime is 47070341. The next prime is 47070349. The reversal of 47070347 is 74307074.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47070347 is a prime.

Together with 47070349, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (47070341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23535173 + 23535174.

It is an arithmetic number, because the mean of its divisors is an integer number (23535174).

Almost surely, 2^47070347 is an apocalyptic number.

47070347 is a deficient number, since it is larger than the sum of its proper divisors (1).

47070347 is an equidigital number, since it uses as much as digits as its factorization.

47070347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16464, while the sum is 32.

The square root of 47070347 is about 6860.7832643219. The cubic root of 47070347 is about 361.0625679670.

The spelling of 47070347 in words is "forty-seven million, seventy thousand, three hundred forty-seven".