47093771 has 2 divisors, whose sum is σ = 47093772. Its totient is φ = 47093770.

The previous prime is 47093749. The next prime is 47093779. The reversal of 47093771 is 17739074.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47093771 is a prime.

It is a super-3 number, since 3×47093771³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is equal to p_2836928 and since 47093771 and 2836928 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (47093779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23546885 + 23546886.

It is an arithmetic number, because the mean of its divisors is an integer number (23546886).

Almost surely, 2^47093771 is an apocalyptic number.

47093771 is a deficient number, since it is larger than the sum of its proper divisors (1).

47093771 is an equidigital number, since it uses as much as digits as its factorization.

47093771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37044, while the sum is 38.

The square root of 47093771 is about 6862.4901457124. The cubic root of 47093771 is about 361.1224508698.

The spelling of 47093771 in words is "forty-seven million, ninety-three thousand, seven hundred seventy-one".