47055559 has 2 divisors, whose sum is σ = 47055560. Its totient is φ = 47055558.

The previous prime is 47055529. The next prime is 47055599. The reversal of 47055559 is 95555074.

It is an a-pointer prime, because the next prime (47055599) can be obtained adding 47055559 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47055559 - 2⁷ = 47055431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47055529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23527779 + 23527780.

It is an arithmetic number, because the mean of its divisors is an integer number (23527780).

Almost surely, 2^47055559 is an apocalyptic number.

47055559 is a deficient number, since it is larger than the sum of its proper divisors (1).

47055559 is an equidigital number, since it uses as much as digits as its factorization.

47055559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157500, while the sum is 40.

The square root of 47055559 is about 6859.7054601491. The cubic root of 47055559 is about 361.0247525634.

The spelling of 47055559 in words is "forty-seven million, fifty-five thousand, five hundred fifty-nine".