47559899 has 2 divisors, whose sum is σ = 47559900. Its totient is φ = 47559898.

The previous prime is 47559893. The next prime is 47559901. The reversal of 47559899 is 99895574.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47559899 is a prime.

Together with 47559901, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47559893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23779949 + 23779950.

It is an arithmetic number, because the mean of its divisors is an integer number (23779950).

Almost surely, 2^47559899 is an apocalyptic number.

47559899 is a deficient number, since it is larger than the sum of its proper divisors (1).

47559899 is an equidigital number, since it uses as much as digits as its factorization.

47559899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 56.

The square root of 47559899 is about 6896.3685371360. The cubic root of 47559899 is about 362.3099890444.

The spelling of 47559899 in words is "forty-seven million, five hundred fifty-nine thousand, eight hundred ninety-nine".