47789099 has 2 divisors, whose sum is σ = 47789100. Its totient is φ = 47789098.

The previous prime is 47789081. The next prime is 47789107. The reversal of 47789099 is 99098774.

47789099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47789099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47789099.

It is not a weakly prime, because it can be changed into another prime (47789029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23894549 + 23894550.

It is an arithmetic number, because the mean of its divisors is an integer number (23894550).

Almost surely, 2^47789099 is an apocalyptic number.

47789099 is a deficient number, since it is larger than the sum of its proper divisors (1).

47789099 is an equidigital number, since it uses as much as digits as its factorization.

47789099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 53.

The square root of 47789099 is about 6912.9660059919. The cubic root of 47789099 is about 362.8910696735.

The spelling of 47789099 in words is "forty-seven million, seven hundred eighty-nine thousand, ninety-nine".